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<h1>symmetric.hpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">//</span>
<a name="l00002"></a>00002 <span class="comment">//  Copyright (c) 2000-2002</span>
<a name="l00003"></a>00003 <span class="comment">//  Joerg Walter, Mathias Koch</span>
<a name="l00004"></a>00004 <span class="comment">//</span>
<a name="l00005"></a>00005 <span class="comment">//  Distributed under the Boost Software License, Version 1.0. (See</span>
<a name="l00006"></a>00006 <span class="comment">//  accompanying file LICENSE_1_0.txt or copy at</span>
<a name="l00007"></a>00007 <span class="comment">//  http://www.boost.org/LICENSE_1_0.txt)</span>
<a name="l00008"></a>00008 <span class="comment">//</span>
<a name="l00009"></a>00009 <span class="comment">//  The authors gratefully acknowledge the support of</span>
<a name="l00010"></a>00010 <span class="comment">//  GeNeSys mbH &amp; Co. KG in producing this work.</span>
<a name="l00011"></a>00011 <span class="comment">//</span>
<a name="l00012"></a>00012 
<a name="l00013"></a>00013 <span class="preprocessor">#ifndef _BOOST_UBLAS_SYMMETRIC_</span>
<a name="l00014"></a>00014 <span class="preprocessor"></span><span class="preprocessor">#define _BOOST_UBLAS_SYMMETRIC_</span>
<a name="l00015"></a>00015 <span class="preprocessor"></span>
<a name="l00016"></a>00016 <span class="preprocessor">#include &lt;boost/numeric/ublas/matrix.hpp&gt;</span>
<a name="l00017"></a>00017 <span class="preprocessor">#include &lt;boost/numeric/ublas/triangular.hpp&gt;</span>
<a name="l00018"></a>00018 <span class="preprocessor">#include &lt;boost/numeric/ublas/detail/temporary.hpp&gt;</span>
<a name="l00019"></a>00019 
<a name="l00020"></a>00020 <span class="comment">// Iterators based on ideas of Jeremy Siek</span>
<a name="l00021"></a>00021 <span class="comment">// Symmetric matrices are square. Thanks to Peter Schmitteckert for spotting this.</span>
<a name="l00022"></a>00022 
<a name="l00023"></a>00023 <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>numeric { <span class="keyword">namespace </span>ublas {
<a name="l00024"></a>00024 
<a name="l00025"></a>00025     <span class="keyword">template</span>&lt;<span class="keyword">class</span> M&gt;
<a name="l00026"></a>00026     <span class="keywordtype">bool</span> is_symmetric (<span class="keyword">const</span> M &amp;m) {
<a name="l00027"></a>00027         <span class="keyword">typedef</span> <span class="keyword">typename</span> M::size_type size_type;
<a name="l00028"></a>00028 
<a name="l00029"></a>00029         <span class="keywordflow">if</span> (m.size1 () != m.size2 ())
<a name="l00030"></a>00030             <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00031"></a>00031         size_type size = BOOST_UBLAS_SAME (m.size1 (), m.size2 ());
<a name="l00032"></a>00032         <span class="keywordflow">for</span> (size_type i = 0; i &lt; size; ++ i) {
<a name="l00033"></a>00033             <span class="keywordflow">for</span> (size_type j = i; j &lt; size; ++ j) {
<a name="l00034"></a>00034                 <span class="keywordflow">if</span> (m (i, j) != m (j, i))
<a name="l00035"></a>00035                     <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00036"></a>00036             }
<a name="l00037"></a>00037         }
<a name="l00038"></a>00038         <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00039"></a>00039     }
<a name="l00040"></a>00040 
<a name="l00041"></a>00041     <span class="comment">// Array based symmetric matrix class</span>
<a name="l00042"></a>00042     <span class="keyword">template</span>&lt;<span class="keyword">class</span> T, <span class="keyword">class</span> TRI, <span class="keyword">class</span> L, <span class="keyword">class</span> A&gt;
<a name="l00043"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">00043</a>     <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">symmetric_matrix</a>:
<a name="l00044"></a>00044         <span class="keyword">public</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__container.html" title="Base class for Matrix container models.">matrix_container</a>&lt;symmetric_matrix&lt;T, TRI, L, A&gt; &gt; {
<a name="l00045"></a>00045 
<a name="l00046"></a>00046         <span class="keyword">typedef</span> T *pointer;
<a name="l00047"></a>00047         <span class="keyword">typedef</span> TRI triangular_type;
<a name="l00048"></a>00048         <span class="keyword">typedef</span> L layout_type;
<a name="l00049"></a>00049         <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">symmetric_matrix&lt;T, TRI, L, A&gt;</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>;
<a name="l00050"></a>00050     <span class="keyword">public</span>:
<a name="l00051"></a>00051 <span class="preprocessor">#ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS</span>
<a name="l00052"></a>00052 <span class="preprocessor"></span>        <span class="keyword">using</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__container.html" title="Base class for Matrix container models.">matrix_container&lt;self_type&gt;::operator </a>();
<a name="l00053"></a>00053 <span class="preprocessor">#endif</span>
<a name="l00054"></a>00054 <span class="preprocessor"></span>        <span class="keyword">typedef</span> <span class="keyword">typename</span> A::size_type size_type;
<a name="l00055"></a>00055         <span class="keyword">typedef</span> <span class="keyword">typename</span> A::difference_type difference_type;
<a name="l00056"></a>00056         <span class="keyword">typedef</span> T value_type;
<a name="l00057"></a>00057         <span class="keyword">typedef</span> <span class="keyword">const</span> T &amp;const_reference;
<a name="l00058"></a>00058         <span class="keyword">typedef</span> T &amp;reference;
<a name="l00059"></a>00059         <span class="keyword">typedef</span> A array_type;
<a name="l00060"></a>00060 
<a name="l00061"></a>00061         <span class="keyword">typedef</span> <span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__reference.html">matrix_reference&lt;const self_type&gt;</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__reference.html">const_closure_type</a>;
<a name="l00062"></a>00062         <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__reference.html">matrix_reference&lt;self_type&gt;</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__reference.html">closure_type</a>;
<a name="l00063"></a>00063         <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1vector.html" title="A dense vector of values of type T.">vector&lt;T, A&gt;</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1vector.html" title="A dense vector of values of type T.">vector_temporary_type</a>;
<a name="l00064"></a>00064         <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix.html" title="A dense matrix of values of type T.">matrix&lt;T, L, A&gt;</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix.html" title="A dense matrix of values of type T.">matrix_temporary_type</a>;  <span class="comment">// general sub-matrix</span>
<a name="l00065"></a>00065         <span class="keyword">typedef</span> <a class="code" href="structboost_1_1numeric_1_1ublas_1_1packed__tag.html">packed_tag</a> <a class="code" href="structboost_1_1numeric_1_1ublas_1_1packed__tag.html">storage_category</a>;
<a name="l00066"></a>00066         <span class="keyword">typedef</span> <span class="keyword">typename</span> L::orientation_category orientation_category;
<a name="l00067"></a>00067 
<a name="l00068"></a>00068         <span class="comment">// Construction and destruction</span>
<a name="l00069"></a>00069         BOOST_UBLAS_INLINE
<a name="l00070"></a>00070         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">symmetric_matrix</a> ():
<a name="l00071"></a>00071             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__container.html" title="Base class for Matrix container models.">matrix_container&lt;self_type&gt;</a> (),
<a name="l00072"></a>00072             size_ (0), data_ (0) {}
<a name="l00073"></a>00073         BOOST_UBLAS_INLINE
<a name="l00074"></a>00074         symmetric_matrix (size_type size):
<a name="l00075"></a>00075             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__container.html" title="Base class for Matrix container models.">matrix_container&lt;self_type&gt;</a> (),
<a name="l00076"></a>00076             size_ (BOOST_UBLAS_SAME (size, size)), data_ (triangular_type::packed_size (layout_type (), size, size)) {
<a name="l00077"></a>00077         }
<a name="l00078"></a>00078         BOOST_UBLAS_INLINE
<a name="l00079"></a>00079         symmetric_matrix (size_type size1, size_type size2):
<a name="l00080"></a>00080             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__container.html" title="Base class for Matrix container models.">matrix_container&lt;self_type&gt;</a> (),
<a name="l00081"></a>00081             size_ (BOOST_UBLAS_SAME (size1, size2)), data_ (triangular_type::packed_size (layout_type (), size1, size2)) {
<a name="l00082"></a>00082         }
<a name="l00083"></a>00083         BOOST_UBLAS_INLINE
<a name="l00084"></a>00084         symmetric_matrix (size_type size, <span class="keyword">const</span> array_type &amp;data):
<a name="l00085"></a>00085             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__container.html" title="Base class for Matrix container models.">matrix_container&lt;self_type&gt;</a> (),
<a name="l00086"></a>00086             size_ (size), data_ (data) {}
<a name="l00087"></a>00087         BOOST_UBLAS_INLINE
<a name="l00088"></a>00088         symmetric_matrix (<span class="keyword">const</span> symmetric_matrix &amp;m):
<a name="l00089"></a>00089             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__container.html" title="Base class for Matrix container models.">matrix_container&lt;self_type&gt;</a> (),
<a name="l00090"></a>00090             size_ (m.size_), data_ (m.data_) {}
<a name="l00091"></a>00091         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l00092"></a>00092         BOOST_UBLAS_INLINE
<a name="l00093"></a>00093         symmetric_matrix (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae):
<a name="l00094"></a>00094             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__container.html" title="Base class for Matrix container models.">matrix_container&lt;self_type&gt;</a> (),
<a name="l00095"></a>00095             size_ (BOOST_UBLAS_SAME (ae ().size1 (), ae ().size2 ())),
<a name="l00096"></a>00096             data_ (triangular_type::packed_size (layout_type (), size_, size_)) {
<a name="l00097"></a>00097             matrix_assign&lt;scalar_assign&gt; (*<span class="keyword">this</span>, ae);
<a name="l00098"></a>00098         }
<a name="l00099"></a>00099 
<a name="l00100"></a>00100         <span class="comment">// Accessors</span>
<a name="l00101"></a>00101         BOOST_UBLAS_INLINE
<a name="l00102"></a>00102         size_type size1 ()<span class="keyword"> const </span>{
<a name="l00103"></a>00103             <span class="keywordflow">return</span> size_;
<a name="l00104"></a>00104         }
<a name="l00105"></a>00105         BOOST_UBLAS_INLINE
<a name="l00106"></a>00106         size_type size2 ()<span class="keyword"> const </span>{
<a name="l00107"></a>00107             <span class="keywordflow">return</span> size_;
<a name="l00108"></a>00108         }
<a name="l00109"></a>00109 
<a name="l00110"></a>00110         <span class="comment">// Storage accessors</span>
<a name="l00111"></a>00111         BOOST_UBLAS_INLINE
<a name="l00112"></a>00112         <span class="keyword">const</span> array_type &amp;data ()<span class="keyword"> const </span>{
<a name="l00113"></a>00113             <span class="keywordflow">return</span> data_;
<a name="l00114"></a>00114         }
<a name="l00115"></a>00115         BOOST_UBLAS_INLINE
<a name="l00116"></a>00116         array_type &amp;data () {
<a name="l00117"></a>00117             <span class="keywordflow">return</span> data_;
<a name="l00118"></a>00118         }
<a name="l00119"></a>00119 
<a name="l00120"></a>00120         <span class="comment">// Resizing</span>
<a name="l00121"></a>00121         BOOST_UBLAS_INLINE
<a name="l00122"></a>00122         <span class="keywordtype">void</span> resize (size_type size, <span class="keywordtype">bool</span> preserve = <span class="keyword">true</span>) {
<a name="l00123"></a>00123             <span class="keywordflow">if</span> (preserve) {
<a name="l00124"></a>00124                 <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a> temporary (size, size);
<a name="l00125"></a>00125                 detail::matrix_resize_preserve&lt;layout_type, triangular_type&gt; (*<span class="keyword">this</span>, temporary);
<a name="l00126"></a>00126             }
<a name="l00127"></a>00127             <span class="keywordflow">else</span> {
<a name="l00128"></a>00128                 data ().resize (triangular_type::packed_size (layout_type (), size, size));
<a name="l00129"></a>00129                 size_ = size;
<a name="l00130"></a>00130             }
<a name="l00131"></a>00131         }
<a name="l00132"></a>00132         BOOST_UBLAS_INLINE
<a name="l00133"></a>00133         <span class="keywordtype">void</span> resize (size_type size1, size_type size2, <span class="keywordtype">bool</span> preserve = <span class="keyword">true</span>) {
<a name="l00134"></a>00134             resize (BOOST_UBLAS_SAME (size1, size2), preserve);
<a name="l00135"></a>00135         }
<a name="l00136"></a>00136         BOOST_UBLAS_INLINE
<a name="l00137"></a>00137         <span class="keywordtype">void</span> resize_packed_preserve (size_type size) {
<a name="l00138"></a>00138             size_ = BOOST_UBLAS_SAME (size, size);
<a name="l00139"></a>00139             data ().resize (triangular_type::packed_size (layout_type (), size_, size_), value_type ());
<a name="l00140"></a>00140         }
<a name="l00141"></a>00141 
<a name="l00142"></a>00142         <span class="comment">// Element access</span>
<a name="l00143"></a>00143         BOOST_UBLAS_INLINE
<a name="l00144"></a>00144         const_reference operator () (size_type i, size_type j)<span class="keyword"> const </span>{
<a name="l00145"></a>00145             BOOST_UBLAS_CHECK (i &lt; size_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00146"></a>00146             BOOST_UBLAS_CHECK (j &lt; size_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00147"></a>00147             <span class="keywordflow">if</span> (triangular_type::other (i, j))
<a name="l00148"></a>00148                 <span class="keywordflow">return</span> data () [triangular_type::element (layout_type (), i, size_, j, size_)];
<a name="l00149"></a>00149             <span class="keywordflow">else</span>
<a name="l00150"></a>00150                 <span class="keywordflow">return</span> data () [triangular_type::element (layout_type (), j, size_, i, size_)];
<a name="l00151"></a>00151         }
<a name="l00152"></a>00152         BOOST_UBLAS_INLINE
<a name="l00153"></a>00153         reference at_element (size_type i, size_type j) {
<a name="l00154"></a>00154             BOOST_UBLAS_CHECK (i &lt; size_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00155"></a>00155             BOOST_UBLAS_CHECK (j &lt; size_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00156"></a>00156             <span class="keywordflow">return</span> data () [triangular_type::element (layout_type (), i, size_, j, size_)];
<a name="l00157"></a>00157         }
<a name="l00158"></a>00158         BOOST_UBLAS_INLINE
<a name="l00159"></a>00159         reference operator () (size_type i, size_type j) {
<a name="l00160"></a>00160             BOOST_UBLAS_CHECK (i &lt; size_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00161"></a>00161             BOOST_UBLAS_CHECK (j &lt; size_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00162"></a>00162             <span class="keywordflow">if</span> (triangular_type::other (i, j))
<a name="l00163"></a>00163                 <span class="keywordflow">return</span> data () [triangular_type::element (layout_type (), i, size_, j, size_)];
<a name="l00164"></a>00164             <span class="keywordflow">else</span>
<a name="l00165"></a>00165                 <span class="keywordflow">return</span> data () [triangular_type::element (layout_type (), j, size_, i, size_)];
<a name="l00166"></a>00166         }
<a name="l00167"></a>00167 
<a name="l00168"></a>00168         <span class="comment">// Element assignment</span>
<a name="l00169"></a>00169         BOOST_UBLAS_INLINE
<a name="l00170"></a>00170         reference insert_element (size_type i, size_type j, const_reference t) {
<a name="l00171"></a>00171             <span class="keywordflow">return</span> (<span class="keyword">operator</span> () (i, j) = t);
<a name="l00172"></a>00172         }
<a name="l00173"></a>00173         BOOST_UBLAS_INLINE
<a name="l00174"></a>00174         <span class="keywordtype">void</span> erase_element (size_type i, size_type j) {
<a name="l00175"></a>00175             operator () (i, j) = value_type<span class="comment">/*zero*/</span>();
<a name="l00176"></a>00176         }
<a name="l00177"></a>00177         
<a name="l00178"></a>00178         <span class="comment">// Zeroing</span>
<a name="l00179"></a>00179         BOOST_UBLAS_INLINE
<a name="l00180"></a>00180         <span class="keywordtype">void</span> clear () {
<a name="l00181"></a>00181             <span class="comment">// data ().clear ();</span>
<a name="l00182"></a>00182             std::fill (data ().begin (), data ().end (), value_type<span class="comment">/*zero*/</span>());
<a name="l00183"></a>00183         }
<a name="l00184"></a>00184 
<a name="l00185"></a>00185         <span class="comment">// Assignment</span>
<a name="l00186"></a>00186         BOOST_UBLAS_INLINE
<a name="l00187"></a>00187         symmetric_matrix &amp;operator = (<span class="keyword">const</span> symmetric_matrix &amp;m) {
<a name="l00188"></a>00188             size_ = m.size_;
<a name="l00189"></a>00189             data () = m.data ();
<a name="l00190"></a>00190             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00191"></a>00191         }
<a name="l00192"></a>00192         BOOST_UBLAS_INLINE
<a name="l00193"></a>00193         symmetric_matrix &amp;assign_temporary (symmetric_matrix &amp;m) {
<a name="l00194"></a>00194             swap (m);
<a name="l00195"></a>00195             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00196"></a>00196         }
<a name="l00197"></a>00197         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l00198"></a>00198         BOOST_UBLAS_INLINE
<a name="l00199"></a>00199         symmetric_matrix &amp;operator = (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l00200"></a>00200             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a> temporary (ae);
<a name="l00201"></a>00201             <span class="keywordflow">return</span> assign_temporary (temporary);
<a name="l00202"></a>00202         }
<a name="l00203"></a>00203         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l00204"></a>00204         BOOST_UBLAS_INLINE
<a name="l00205"></a>00205         symmetric_matrix &amp;assign (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l00206"></a>00206             matrix_assign&lt;scalar_assign&gt; (*<span class="keyword">this</span>, ae);
<a name="l00207"></a>00207             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00208"></a>00208         }
<a name="l00209"></a>00209         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l00210"></a>00210         BOOST_UBLAS_INLINE
<a name="l00211"></a>00211         symmetric_matrix&amp; operator += (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l00212"></a>00212             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a> temporary (*<span class="keyword">this</span> + ae);
<a name="l00213"></a>00213             <span class="keywordflow">return</span> assign_temporary (temporary);
<a name="l00214"></a>00214         }
<a name="l00215"></a>00215         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l00216"></a>00216         BOOST_UBLAS_INLINE
<a name="l00217"></a>00217         symmetric_matrix &amp;plus_assign (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l00218"></a>00218             matrix_assign&lt;scalar_plus_assign&gt; (*<span class="keyword">this</span>, ae);
<a name="l00219"></a>00219             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00220"></a>00220         }
<a name="l00221"></a>00221         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l00222"></a>00222         BOOST_UBLAS_INLINE
<a name="l00223"></a>00223         symmetric_matrix&amp; operator -= (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l00224"></a>00224             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a> temporary (*<span class="keyword">this</span> - ae);
<a name="l00225"></a>00225             <span class="keywordflow">return</span> assign_temporary (temporary);
<a name="l00226"></a>00226         }
<a name="l00227"></a>00227         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l00228"></a>00228         BOOST_UBLAS_INLINE
<a name="l00229"></a>00229         symmetric_matrix &amp;minus_assign (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l00230"></a>00230             matrix_assign&lt;scalar_minus_assign&gt; (*<span class="keyword">this</span>, ae);
<a name="l00231"></a>00231             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00232"></a>00232         }
<a name="l00233"></a>00233         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AT&gt;
<a name="l00234"></a>00234         BOOST_UBLAS_INLINE
<a name="l00235"></a>00235         symmetric_matrix&amp; operator *= (<span class="keyword">const</span> AT &amp;at) {
<a name="l00236"></a>00236             matrix_assign_scalar&lt;scalar_multiplies_assign&gt; (*<span class="keyword">this</span>, at);
<a name="l00237"></a>00237             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00238"></a>00238         }
<a name="l00239"></a>00239         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AT&gt;
<a name="l00240"></a>00240         BOOST_UBLAS_INLINE
<a name="l00241"></a>00241         symmetric_matrix&amp; operator /= (<span class="keyword">const</span> AT &amp;at) {
<a name="l00242"></a>00242             matrix_assign_scalar&lt;scalar_divides_assign&gt; (*<span class="keyword">this</span>, at);
<a name="l00243"></a>00243             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00244"></a>00244         }
<a name="l00245"></a>00245 
<a name="l00246"></a>00246         <span class="comment">// Swapping</span>
<a name="l00247"></a>00247         BOOST_UBLAS_INLINE
<a name="l00248"></a>00248         <span class="keywordtype">void</span> swap (symmetric_matrix &amp;m) {
<a name="l00249"></a>00249             <span class="keywordflow">if</span> (<span class="keyword">this</span> != &amp;m) {
<a name="l00250"></a>00250                 std::swap (size_, m.size_);
<a name="l00251"></a>00251                 data ().swap (m.data ());
<a name="l00252"></a>00252             }
<a name="l00253"></a>00253         }
<a name="l00254"></a>00254         BOOST_UBLAS_INLINE
<a name="l00255"></a>00255         <span class="keyword">friend</span> <span class="keywordtype">void</span> swap (symmetric_matrix &amp;m1, symmetric_matrix &amp;m2) {
<a name="l00256"></a>00256             m1.swap (m2);
<a name="l00257"></a>00257         }
<a name="l00258"></a>00258 
<a name="l00259"></a>00259         <span class="comment">// Iterator types</span>
<a name="l00260"></a>00260 <span class="preprocessor">#ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l00261"></a>00261 <span class="preprocessor"></span>        <span class="keyword">typedef</span> indexed_iterator1&lt;self_type, packed_random_access_iterator_tag&gt; <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a>;
<a name="l00262"></a>00262         <span class="keyword">typedef</span> indexed_iterator2&lt;self_type, packed_random_access_iterator_tag&gt; <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a>;
<a name="l00263"></a>00263         <span class="keyword">typedef</span> indexed_const_iterator1&lt;self_type, dense_random_access_iterator_tag&gt; <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a>;
<a name="l00264"></a>00264         <span class="keyword">typedef</span> indexed_const_iterator2&lt;self_type, dense_random_access_iterator_tag&gt; <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a>;
<a name="l00265"></a>00265 <span class="preprocessor">#else</span>
<a name="l00266"></a>00266 <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a>;
<a name="l00267"></a>00267         <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a>;
<a name="l00268"></a>00268         <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a>;
<a name="l00269"></a>00269         <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a>;
<a name="l00270"></a>00270 <span class="preprocessor">#endif</span>
<a name="l00271"></a>00271 <span class="preprocessor"></span>        <span class="keyword">typedef</span> reverse_iterator_base1&lt;const_iterator1&gt; const_reverse_iterator1;
<a name="l00272"></a>00272         <span class="keyword">typedef</span> reverse_iterator_base1&lt;iterator1&gt; reverse_iterator1;
<a name="l00273"></a>00273         <span class="keyword">typedef</span> reverse_iterator_base2&lt;const_iterator2&gt; const_reverse_iterator2;
<a name="l00274"></a>00274         <span class="keyword">typedef</span> reverse_iterator_base2&lt;iterator2&gt; reverse_iterator2;
<a name="l00275"></a>00275 
<a name="l00276"></a>00276         <span class="comment">// Element lookup</span>
<a name="l00277"></a>00277         BOOST_UBLAS_INLINE
<a name="l00278"></a>00278         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a> find1 (<span class="keywordtype">int</span> <span class="comment">/* rank */</span>, size_type i, size_type j)<span class="keyword"> const </span>{
<a name="l00279"></a>00279             <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a> (*<span class="keyword">this</span>, i, j);
<a name="l00280"></a>00280         }
<a name="l00281"></a>00281         BOOST_UBLAS_INLINE
<a name="l00282"></a>00282         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a> find1 (<span class="keywordtype">int</span> rank, size_type i, size_type j) {
<a name="l00283"></a>00283             <span class="keywordflow">if</span> (rank == 1)
<a name="l00284"></a>00284                 i = triangular_type::mutable_restrict1 (i, j, size1(), size2());
<a name="l00285"></a>00285             <span class="keywordflow">if</span> (rank == 0)
<a name="l00286"></a>00286                 i = triangular_type::global_mutable_restrict1 (i, size1(), j, size2());
<a name="l00287"></a>00287             <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a> (*<span class="keyword">this</span>, i, j);
<a name="l00288"></a>00288         }
<a name="l00289"></a>00289         BOOST_UBLAS_INLINE
<a name="l00290"></a>00290         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a> find2 (<span class="keywordtype">int</span> <span class="comment">/* rank */</span>, size_type i, size_type j)<span class="keyword"> const </span>{
<a name="l00291"></a>00291             <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a> (*<span class="keyword">this</span>, i, j);
<a name="l00292"></a>00292         }
<a name="l00293"></a>00293         BOOST_UBLAS_INLINE
<a name="l00294"></a>00294         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a> find2 (<span class="keywordtype">int</span> rank, size_type i, size_type j) {
<a name="l00295"></a>00295             <span class="keywordflow">if</span> (rank == 1)
<a name="l00296"></a>00296                 j = triangular_type::mutable_restrict2 (i, j, size1(), size2());
<a name="l00297"></a>00297             <span class="keywordflow">if</span> (rank == 0)
<a name="l00298"></a>00298                 j = triangular_type::global_mutable_restrict2 (i, size1(), j, size2());
<a name="l00299"></a>00299             <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a> (*<span class="keyword">this</span>, i, j);
<a name="l00300"></a>00300         }
<a name="l00301"></a>00301 
<a name="l00302"></a>00302         <span class="comment">// Iterators simply are indices.</span>
<a name="l00303"></a>00303 
<a name="l00304"></a>00304 <span class="preprocessor">#ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l00305"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">00305</a> <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a>:
<a name="l00306"></a>00306             <span class="keyword">public</span> container_const_reference&lt;symmetric_matrix&gt;,
<a name="l00307"></a>00307             <span class="keyword">public</span> random_access_iterator_base&lt;dense_random_access_iterator_tag,
<a name="l00308"></a>00308                                                const_iterator1, value_type&gt; {
<a name="l00309"></a>00309         <span class="keyword">public</span>:
<a name="l00310"></a>00310             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::value_type value_type;
<a name="l00311"></a>00311             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::difference_type difference_type;
<a name="l00312"></a>00312             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::const_reference reference;
<a name="l00313"></a>00313             <span class="keyword">typedef</span> <span class="keyword">const</span> <span class="keyword">typename</span> symmetric_matrix::pointer pointer;
<a name="l00314"></a>00314 
<a name="l00315"></a>00315             <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">dual_iterator_type</a>;
<a name="l00316"></a>00316             <span class="keyword">typedef</span> const_reverse_iterator2 dual_reverse_iterator_type;
<a name="l00317"></a>00317 
<a name="l00318"></a>00318             <span class="comment">// Construction and destruction</span>
<a name="l00319"></a>00319             BOOST_UBLAS_INLINE
<a name="l00320"></a>00320             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a> ():
<a name="l00321"></a>00321                 container_const_reference&lt;self_type&gt; (), it1_ (), it2_ () {}
<a name="l00322"></a>00322             BOOST_UBLAS_INLINE
<a name="l00323"></a>00323             const_iterator1 (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a> &amp;m, size_type it1, size_type it2):
<a name="l00324"></a>00324                 container_const_reference&lt;self_type&gt; (m), it1_ (it1), it2_ (it2) {}
<a name="l00325"></a>00325             BOOST_UBLAS_INLINE
<a name="l00326"></a>00326             const_iterator1 (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a> &amp;it):
<a name="l00327"></a>00327                 container_const_reference&lt;self_type&gt; (it ()), it1_ (it.it1_), it2_ (it.it2_) {}
<a name="l00328"></a>00328 
<a name="l00329"></a>00329             <span class="comment">// Arithmetic</span>
<a name="l00330"></a>00330             BOOST_UBLAS_INLINE
<a name="l00331"></a>00331             const_iterator1 &amp;operator ++ () {
<a name="l00332"></a>00332                 ++ it1_;
<a name="l00333"></a>00333                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00334"></a>00334             }
<a name="l00335"></a>00335             BOOST_UBLAS_INLINE
<a name="l00336"></a>00336             const_iterator1 &amp;operator -- () {
<a name="l00337"></a>00337                 -- it1_;
<a name="l00338"></a>00338                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00339"></a>00339             }
<a name="l00340"></a>00340             BOOST_UBLAS_INLINE
<a name="l00341"></a>00341             const_iterator1 &amp;operator += (difference_type n) {
<a name="l00342"></a>00342                 it1_ += n;
<a name="l00343"></a>00343                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00344"></a>00344             }
<a name="l00345"></a>00345             BOOST_UBLAS_INLINE
<a name="l00346"></a>00346             const_iterator1 &amp;operator -= (difference_type n) {
<a name="l00347"></a>00347                 it1_ -= n;
<a name="l00348"></a>00348                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00349"></a>00349             }
<a name="l00350"></a>00350             BOOST_UBLAS_INLINE
<a name="l00351"></a>00351             difference_type operator - (<span class="keyword">const</span> const_iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l00352"></a>00352                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00353"></a>00353                 BOOST_UBLAS_CHECK (it2_ == it.it2_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00354"></a>00354                 <span class="keywordflow">return</span> it1_ - it.it1_;
<a name="l00355"></a>00355             }
<a name="l00356"></a>00356 
<a name="l00357"></a>00357             <span class="comment">// Dereference</span>
<a name="l00358"></a>00358             BOOST_UBLAS_INLINE
<a name="l00359"></a>00359             const_reference operator * ()<span class="keyword"> const </span>{
<a name="l00360"></a>00360                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) () (it1_, it2_);
<a name="l00361"></a>00361             }
<a name="l00362"></a>00362             BOOST_UBLAS_INLINE
<a name="l00363"></a>00363             const_reference operator [] (difference_type n)<span class="keyword"> const </span>{
<a name="l00364"></a>00364                 <span class="keywordflow">return</span> *(*<span class="keyword">this</span> + n);
<a name="l00365"></a>00365             }
<a name="l00366"></a>00366 
<a name="l00367"></a>00367 <span class="preprocessor">#ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION</span>
<a name="l00368"></a>00368 <span class="preprocessor"></span>            BOOST_UBLAS_INLINE
<a name="l00369"></a>00369 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00370"></a>00370 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00371"></a>00371 <span class="preprocessor">#endif</span>
<a name="l00372"></a>00372 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a> begin ()<span class="keyword"> const </span>{
<a name="l00373"></a>00373                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find2 (1, it1_, 0);
<a name="l00374"></a>00374             }
<a name="l00375"></a>00375             BOOST_UBLAS_INLINE
<a name="l00376"></a>00376 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00377"></a>00377 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00378"></a>00378 <span class="preprocessor">#endif</span>
<a name="l00379"></a>00379 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a> end ()<span class="keyword"> const </span>{
<a name="l00380"></a>00380                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find2 (1, it1_, (*<span class="keyword">this</span>) ().size2 ());
<a name="l00381"></a>00381             }
<a name="l00382"></a>00382             BOOST_UBLAS_INLINE
<a name="l00383"></a>00383 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00384"></a>00384 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00385"></a>00385 <span class="preprocessor">#endif</span>
<a name="l00386"></a>00386 <span class="preprocessor"></span>            const_reverse_iterator2 rbegin ()<span class="keyword"> const </span>{
<a name="l00387"></a>00387                 <span class="keywordflow">return</span> const_reverse_iterator2 (end ());
<a name="l00388"></a>00388             }
<a name="l00389"></a>00389             BOOST_UBLAS_INLINE
<a name="l00390"></a>00390 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00391"></a>00391 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00392"></a>00392 <span class="preprocessor">#endif</span>
<a name="l00393"></a>00393 <span class="preprocessor"></span>            const_reverse_iterator2 rend ()<span class="keyword"> const </span>{
<a name="l00394"></a>00394                 <span class="keywordflow">return</span> const_reverse_iterator2 (begin ());
<a name="l00395"></a>00395             }
<a name="l00396"></a>00396 <span class="preprocessor">#endif</span>
<a name="l00397"></a>00397 <span class="preprocessor"></span>
<a name="l00398"></a>00398             <span class="comment">// Indices</span>
<a name="l00399"></a>00399             BOOST_UBLAS_INLINE
<a name="l00400"></a>00400             size_type index1 ()<span class="keyword"> const </span>{
<a name="l00401"></a>00401                 <span class="keywordflow">return</span> it1_;
<a name="l00402"></a>00402             }
<a name="l00403"></a>00403             BOOST_UBLAS_INLINE
<a name="l00404"></a>00404             size_type index2 ()<span class="keyword"> const </span>{
<a name="l00405"></a>00405                 <span class="keywordflow">return</span> it2_;
<a name="l00406"></a>00406             }
<a name="l00407"></a>00407 
<a name="l00408"></a>00408             <span class="comment">// Assignment</span>
<a name="l00409"></a>00409             BOOST_UBLAS_INLINE
<a name="l00410"></a>00410             const_iterator1 &amp;operator = (<span class="keyword">const</span> const_iterator1 &amp;it) {
<a name="l00411"></a>00411                 container_const_reference&lt;self_type&gt;::assign (&amp;it ());
<a name="l00412"></a>00412                 it1_ = it.it1_;
<a name="l00413"></a>00413                 it2_ = it.it2_;
<a name="l00414"></a>00414                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00415"></a>00415             }
<a name="l00416"></a>00416 
<a name="l00417"></a>00417             <span class="comment">// Comparison</span>
<a name="l00418"></a>00418             BOOST_UBLAS_INLINE
<a name="l00419"></a>00419             <span class="keywordtype">bool</span> operator == (<span class="keyword">const</span> const_iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l00420"></a>00420                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00421"></a>00421                 BOOST_UBLAS_CHECK (it2_ == it.it2_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00422"></a>00422                 <span class="keywordflow">return</span> it1_ == it.it1_;
<a name="l00423"></a>00423             }
<a name="l00424"></a>00424             BOOST_UBLAS_INLINE
<a name="l00425"></a>00425             <span class="keywordtype">bool</span> operator &lt; (<span class="keyword">const</span> const_iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l00426"></a>00426                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00427"></a>00427                 BOOST_UBLAS_CHECK (it2_ == it.it2_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00428"></a>00428                 <span class="keywordflow">return</span> it1_ &lt; it.it1_;
<a name="l00429"></a>00429             }
<a name="l00430"></a>00430 
<a name="l00431"></a>00431         <span class="keyword">private</span>:
<a name="l00432"></a>00432             size_type it1_;
<a name="l00433"></a>00433             size_type it2_;
<a name="l00434"></a>00434         };
<a name="l00435"></a>00435 <span class="preprocessor">#endif</span>
<a name="l00436"></a>00436 <span class="preprocessor"></span>
<a name="l00437"></a>00437         BOOST_UBLAS_INLINE
<a name="l00438"></a>00438         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a> begin1 ()<span class="keyword"> const </span>{
<a name="l00439"></a>00439             <span class="keywordflow">return</span> find1 (0, 0, 0);
<a name="l00440"></a>00440         }
<a name="l00441"></a>00441         BOOST_UBLAS_INLINE
<a name="l00442"></a>00442         const_iterator1 end1 ()<span class="keyword"> const </span>{
<a name="l00443"></a>00443             <span class="keywordflow">return</span> find1 (0, size_, 0);
<a name="l00444"></a>00444         }
<a name="l00445"></a>00445 
<a name="l00446"></a>00446 <span class="preprocessor">#ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l00447"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">00447</a> <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a>:
<a name="l00448"></a>00448             <span class="keyword">public</span> container_reference&lt;symmetric_matrix&gt;,
<a name="l00449"></a>00449             <span class="keyword">public</span> random_access_iterator_base&lt;packed_random_access_iterator_tag,
<a name="l00450"></a>00450                                                iterator1, value_type&gt; {
<a name="l00451"></a>00451         <span class="keyword">public</span>:
<a name="l00452"></a>00452             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::value_type value_type;
<a name="l00453"></a>00453             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::difference_type difference_type;
<a name="l00454"></a>00454             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::reference reference;
<a name="l00455"></a>00455             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::pointer pointer;
<a name="l00456"></a>00456             <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">dual_iterator_type</a>;
<a name="l00457"></a>00457             <span class="keyword">typedef</span> reverse_iterator2 dual_reverse_iterator_type;
<a name="l00458"></a>00458 
<a name="l00459"></a>00459             <span class="comment">// Construction and destruction</span>
<a name="l00460"></a>00460             BOOST_UBLAS_INLINE
<a name="l00461"></a>00461             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a> ():
<a name="l00462"></a>00462                 container_reference&lt;self_type&gt; (), it1_ (), it2_ () {}
<a name="l00463"></a>00463             BOOST_UBLAS_INLINE
<a name="l00464"></a>00464             iterator1 (<a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a> &amp;m, size_type it1, size_type it2):
<a name="l00465"></a>00465                 container_reference&lt;self_type&gt; (m), it1_ (it1), it2_ (it2) {}
<a name="l00466"></a>00466 
<a name="l00467"></a>00467             <span class="comment">// Arithmetic</span>
<a name="l00468"></a>00468             BOOST_UBLAS_INLINE
<a name="l00469"></a>00469             iterator1 &amp;operator ++ () {
<a name="l00470"></a>00470                 ++ it1_;
<a name="l00471"></a>00471                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00472"></a>00472             }
<a name="l00473"></a>00473             BOOST_UBLAS_INLINE
<a name="l00474"></a>00474             iterator1 &amp;operator -- () {
<a name="l00475"></a>00475                 -- it1_;
<a name="l00476"></a>00476                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00477"></a>00477             }
<a name="l00478"></a>00478             BOOST_UBLAS_INLINE
<a name="l00479"></a>00479             iterator1 &amp;operator += (difference_type n) {
<a name="l00480"></a>00480                 it1_ += n;
<a name="l00481"></a>00481                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00482"></a>00482             }
<a name="l00483"></a>00483             BOOST_UBLAS_INLINE
<a name="l00484"></a>00484             iterator1 &amp;operator -= (difference_type n) {
<a name="l00485"></a>00485                 it1_ -= n;
<a name="l00486"></a>00486                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00487"></a>00487             }
<a name="l00488"></a>00488             BOOST_UBLAS_INLINE
<a name="l00489"></a>00489             difference_type operator - (<span class="keyword">const</span> iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l00490"></a>00490                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00491"></a>00491                 BOOST_UBLAS_CHECK (it2_ == it.it2_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00492"></a>00492                 <span class="keywordflow">return</span> it1_ - it.it1_;
<a name="l00493"></a>00493             }
<a name="l00494"></a>00494 
<a name="l00495"></a>00495             <span class="comment">// Dereference</span>
<a name="l00496"></a>00496             BOOST_UBLAS_INLINE
<a name="l00497"></a>00497             reference operator * ()<span class="keyword"> const </span>{
<a name="l00498"></a>00498                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) () (it1_, it2_);
<a name="l00499"></a>00499             }
<a name="l00500"></a>00500             BOOST_UBLAS_INLINE
<a name="l00501"></a>00501             reference operator [] (difference_type n)<span class="keyword"> const </span>{
<a name="l00502"></a>00502                 <span class="keywordflow">return</span> *(*<span class="keyword">this</span> + n);
<a name="l00503"></a>00503             }
<a name="l00504"></a>00504 
<a name="l00505"></a>00505 <span class="preprocessor">#ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION</span>
<a name="l00506"></a>00506 <span class="preprocessor"></span>            BOOST_UBLAS_INLINE
<a name="l00507"></a>00507 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00508"></a>00508 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00509"></a>00509 <span class="preprocessor">#endif</span>
<a name="l00510"></a>00510 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a> begin ()<span class="keyword"> const </span>{
<a name="l00511"></a>00511                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find2 (1, it1_, 0);
<a name="l00512"></a>00512             }
<a name="l00513"></a>00513             BOOST_UBLAS_INLINE
<a name="l00514"></a>00514 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00515"></a>00515 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00516"></a>00516 <span class="preprocessor">#endif</span>
<a name="l00517"></a>00517 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a> end ()<span class="keyword"> const </span>{
<a name="l00518"></a>00518                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find2 (1, it1_, (*<span class="keyword">this</span>) ().size2 ());
<a name="l00519"></a>00519             }
<a name="l00520"></a>00520             BOOST_UBLAS_INLINE
<a name="l00521"></a>00521 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00522"></a>00522 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00523"></a>00523 <span class="preprocessor">#endif</span>
<a name="l00524"></a>00524 <span class="preprocessor"></span>            reverse_iterator2 rbegin ()<span class="keyword"> const </span>{
<a name="l00525"></a>00525                 <span class="keywordflow">return</span> reverse_iterator2 (end ());
<a name="l00526"></a>00526             }
<a name="l00527"></a>00527             BOOST_UBLAS_INLINE
<a name="l00528"></a>00528 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00529"></a>00529 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00530"></a>00530 <span class="preprocessor">#endif</span>
<a name="l00531"></a>00531 <span class="preprocessor"></span>            reverse_iterator2 rend ()<span class="keyword"> const </span>{
<a name="l00532"></a>00532                 <span class="keywordflow">return</span> reverse_iterator2 (begin ());
<a name="l00533"></a>00533             }
<a name="l00534"></a>00534 <span class="preprocessor">#endif</span>
<a name="l00535"></a>00535 <span class="preprocessor"></span>
<a name="l00536"></a>00536             <span class="comment">// Indices</span>
<a name="l00537"></a>00537             BOOST_UBLAS_INLINE
<a name="l00538"></a>00538             size_type index1 ()<span class="keyword"> const </span>{
<a name="l00539"></a>00539                 <span class="keywordflow">return</span> it1_;
<a name="l00540"></a>00540             }
<a name="l00541"></a>00541             BOOST_UBLAS_INLINE
<a name="l00542"></a>00542             size_type index2 ()<span class="keyword"> const </span>{
<a name="l00543"></a>00543                 <span class="keywordflow">return</span> it2_;
<a name="l00544"></a>00544             }
<a name="l00545"></a>00545 
<a name="l00546"></a>00546             <span class="comment">// Assignment</span>
<a name="l00547"></a>00547             BOOST_UBLAS_INLINE
<a name="l00548"></a>00548             iterator1 &amp;operator = (<span class="keyword">const</span> iterator1 &amp;it) {
<a name="l00549"></a>00549                 container_reference&lt;self_type&gt;::assign (&amp;it ());
<a name="l00550"></a>00550                 it1_ = it.it1_;
<a name="l00551"></a>00551                 it2_ = it.it2_;
<a name="l00552"></a>00552                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00553"></a>00553             }
<a name="l00554"></a>00554 
<a name="l00555"></a>00555             <span class="comment">// Comparison</span>
<a name="l00556"></a>00556             BOOST_UBLAS_INLINE
<a name="l00557"></a>00557             <span class="keywordtype">bool</span> operator == (<span class="keyword">const</span> iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l00558"></a>00558                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00559"></a>00559                 BOOST_UBLAS_CHECK (it2_ == it.it2_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00560"></a>00560                 <span class="keywordflow">return</span> it1_ == it.it1_;
<a name="l00561"></a>00561             }
<a name="l00562"></a>00562             BOOST_UBLAS_INLINE
<a name="l00563"></a>00563             <span class="keywordtype">bool</span> operator &lt; (<span class="keyword">const</span> iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l00564"></a>00564                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00565"></a>00565                 BOOST_UBLAS_CHECK (it2_ == it.it2_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00566"></a>00566                 <span class="keywordflow">return</span> it1_ &lt; it.it1_;
<a name="l00567"></a>00567             }
<a name="l00568"></a>00568 
<a name="l00569"></a>00569         <span class="keyword">private</span>:
<a name="l00570"></a>00570             size_type it1_;
<a name="l00571"></a>00571             size_type it2_;
<a name="l00572"></a>00572 
<a name="l00573"></a>00573             <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a>;
<a name="l00574"></a>00574         };
<a name="l00575"></a>00575 <span class="preprocessor">#endif</span>
<a name="l00576"></a>00576 <span class="preprocessor"></span>
<a name="l00577"></a>00577         BOOST_UBLAS_INLINE
<a name="l00578"></a>00578         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a> begin1 () {
<a name="l00579"></a>00579             <span class="keywordflow">return</span> find1 (0, 0, 0);
<a name="l00580"></a>00580         }
<a name="l00581"></a>00581         BOOST_UBLAS_INLINE
<a name="l00582"></a>00582         iterator1 end1 () {
<a name="l00583"></a>00583             <span class="keywordflow">return</span> find1 (0, size_, 0);
<a name="l00584"></a>00584         }
<a name="l00585"></a>00585 
<a name="l00586"></a>00586 <span class="preprocessor">#ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l00587"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">00587</a> <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a>:
<a name="l00588"></a>00588             <span class="keyword">public</span> container_const_reference&lt;symmetric_matrix&gt;,
<a name="l00589"></a>00589             <span class="keyword">public</span> random_access_iterator_base&lt;dense_random_access_iterator_tag,
<a name="l00590"></a>00590                                                const_iterator2, value_type&gt; {
<a name="l00591"></a>00591         <span class="keyword">public</span>:
<a name="l00592"></a>00592             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::value_type value_type;
<a name="l00593"></a>00593             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::difference_type difference_type;
<a name="l00594"></a>00594             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::const_reference reference;
<a name="l00595"></a>00595             <span class="keyword">typedef</span> <span class="keyword">const</span> <span class="keyword">typename</span> symmetric_matrix::pointer pointer;
<a name="l00596"></a>00596 
<a name="l00597"></a>00597             <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">dual_iterator_type</a>;
<a name="l00598"></a>00598             <span class="keyword">typedef</span> const_reverse_iterator1 dual_reverse_iterator_type;
<a name="l00599"></a>00599 
<a name="l00600"></a>00600             <span class="comment">// Construction and destruction</span>
<a name="l00601"></a>00601             BOOST_UBLAS_INLINE
<a name="l00602"></a>00602             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a> ():
<a name="l00603"></a>00603                 container_const_reference&lt;self_type&gt; (), it1_ (), it2_ () {}
<a name="l00604"></a>00604             BOOST_UBLAS_INLINE
<a name="l00605"></a>00605             const_iterator2 (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a> &amp;m, size_type it1, size_type it2):
<a name="l00606"></a>00606                 container_const_reference&lt;self_type&gt; (m), it1_ (it1), it2_ (it2) {}
<a name="l00607"></a>00607             BOOST_UBLAS_INLINE
<a name="l00608"></a>00608             const_iterator2 (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a> &amp;it):
<a name="l00609"></a>00609                 container_const_reference&lt;self_type&gt; (it ()), it1_ (it.it1_), it2_ (it.it2_) {}
<a name="l00610"></a>00610 
<a name="l00611"></a>00611             <span class="comment">// Arithmetic</span>
<a name="l00612"></a>00612             BOOST_UBLAS_INLINE
<a name="l00613"></a>00613             const_iterator2 &amp;operator ++ () {
<a name="l00614"></a>00614                 ++ it2_;
<a name="l00615"></a>00615                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00616"></a>00616             }
<a name="l00617"></a>00617             BOOST_UBLAS_INLINE
<a name="l00618"></a>00618             const_iterator2 &amp;operator -- () {
<a name="l00619"></a>00619                 -- it2_;
<a name="l00620"></a>00620                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00621"></a>00621             }
<a name="l00622"></a>00622             BOOST_UBLAS_INLINE
<a name="l00623"></a>00623             const_iterator2 &amp;operator += (difference_type n) {
<a name="l00624"></a>00624                 it2_ += n;
<a name="l00625"></a>00625                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00626"></a>00626             }
<a name="l00627"></a>00627             BOOST_UBLAS_INLINE
<a name="l00628"></a>00628             const_iterator2 &amp;operator -= (difference_type n) {
<a name="l00629"></a>00629                 it2_ -= n;
<a name="l00630"></a>00630                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00631"></a>00631             }
<a name="l00632"></a>00632             BOOST_UBLAS_INLINE
<a name="l00633"></a>00633             difference_type operator - (<span class="keyword">const</span> const_iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l00634"></a>00634                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00635"></a>00635                 BOOST_UBLAS_CHECK (it1_ == it.it1_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00636"></a>00636                 <span class="keywordflow">return</span> it2_ - it.it2_;
<a name="l00637"></a>00637             }
<a name="l00638"></a>00638 
<a name="l00639"></a>00639             <span class="comment">// Dereference</span>
<a name="l00640"></a>00640             BOOST_UBLAS_INLINE
<a name="l00641"></a>00641             const_reference operator * ()<span class="keyword"> const </span>{
<a name="l00642"></a>00642                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) () (it1_, it2_);
<a name="l00643"></a>00643             }
<a name="l00644"></a>00644             BOOST_UBLAS_INLINE
<a name="l00645"></a>00645             const_reference operator [] (difference_type n)<span class="keyword"> const </span>{
<a name="l00646"></a>00646                 <span class="keywordflow">return</span> *(*<span class="keyword">this</span> + n);
<a name="l00647"></a>00647             }
<a name="l00648"></a>00648 
<a name="l00649"></a>00649 <span class="preprocessor">#ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION</span>
<a name="l00650"></a>00650 <span class="preprocessor"></span>            BOOST_UBLAS_INLINE
<a name="l00651"></a>00651 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00652"></a>00652 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00653"></a>00653 <span class="preprocessor">#endif</span>
<a name="l00654"></a>00654 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a> begin ()<span class="keyword"> const </span>{
<a name="l00655"></a>00655                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find1 (1, 0, it2_);
<a name="l00656"></a>00656             }
<a name="l00657"></a>00657             BOOST_UBLAS_INLINE
<a name="l00658"></a>00658 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00659"></a>00659 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00660"></a>00660 <span class="preprocessor">#endif</span>
<a name="l00661"></a>00661 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator1.html">const_iterator1</a> end ()<span class="keyword"> const </span>{
<a name="l00662"></a>00662                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find1 (1, (*<span class="keyword">this</span>) ().size1 (), it2_);
<a name="l00663"></a>00663             }
<a name="l00664"></a>00664             BOOST_UBLAS_INLINE
<a name="l00665"></a>00665 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00666"></a>00666 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00667"></a>00667 <span class="preprocessor">#endif</span>
<a name="l00668"></a>00668 <span class="preprocessor"></span>            const_reverse_iterator1 rbegin ()<span class="keyword"> const </span>{
<a name="l00669"></a>00669                 <span class="keywordflow">return</span> const_reverse_iterator1 (end ());
<a name="l00670"></a>00670             }
<a name="l00671"></a>00671             BOOST_UBLAS_INLINE
<a name="l00672"></a>00672 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00673"></a>00673 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00674"></a>00674 <span class="preprocessor">#endif</span>
<a name="l00675"></a>00675 <span class="preprocessor"></span>            const_reverse_iterator1 rend ()<span class="keyword"> const </span>{
<a name="l00676"></a>00676                 <span class="keywordflow">return</span> const_reverse_iterator1 (begin ());
<a name="l00677"></a>00677             }
<a name="l00678"></a>00678 <span class="preprocessor">#endif</span>
<a name="l00679"></a>00679 <span class="preprocessor"></span>
<a name="l00680"></a>00680             <span class="comment">// Indices</span>
<a name="l00681"></a>00681             BOOST_UBLAS_INLINE
<a name="l00682"></a>00682             size_type index1 ()<span class="keyword"> const </span>{
<a name="l00683"></a>00683                 <span class="keywordflow">return</span> it1_;
<a name="l00684"></a>00684             }
<a name="l00685"></a>00685             BOOST_UBLAS_INLINE
<a name="l00686"></a>00686             size_type index2 ()<span class="keyword"> const </span>{
<a name="l00687"></a>00687                 <span class="keywordflow">return</span> it2_;
<a name="l00688"></a>00688             }
<a name="l00689"></a>00689 
<a name="l00690"></a>00690             <span class="comment">// Assignment</span>
<a name="l00691"></a>00691             BOOST_UBLAS_INLINE
<a name="l00692"></a>00692             const_iterator2 &amp;operator = (<span class="keyword">const</span> const_iterator2 &amp;it) {
<a name="l00693"></a>00693                 container_const_reference&lt;self_type&gt;::assign (&amp;it ());
<a name="l00694"></a>00694                 it1_ = it.it1_;
<a name="l00695"></a>00695                 it2_ = it.it2_;
<a name="l00696"></a>00696                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00697"></a>00697             }
<a name="l00698"></a>00698 
<a name="l00699"></a>00699             <span class="comment">// Comparison</span>
<a name="l00700"></a>00700             BOOST_UBLAS_INLINE
<a name="l00701"></a>00701             <span class="keywordtype">bool</span> operator == (<span class="keyword">const</span> const_iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l00702"></a>00702                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00703"></a>00703                 BOOST_UBLAS_CHECK (it1_ == it.it1_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00704"></a>00704                 <span class="keywordflow">return</span> it2_ == it.it2_;
<a name="l00705"></a>00705             }
<a name="l00706"></a>00706             BOOST_UBLAS_INLINE
<a name="l00707"></a>00707             <span class="keywordtype">bool</span> operator &lt; (<span class="keyword">const</span> const_iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l00708"></a>00708                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00709"></a>00709                 BOOST_UBLAS_CHECK (it1_ == it.it1_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00710"></a>00710                 <span class="keywordflow">return</span> it2_ &lt; it.it2_;
<a name="l00711"></a>00711             }
<a name="l00712"></a>00712 
<a name="l00713"></a>00713         <span class="keyword">private</span>:
<a name="l00714"></a>00714             size_type it1_;
<a name="l00715"></a>00715             size_type it2_;
<a name="l00716"></a>00716         };
<a name="l00717"></a>00717 <span class="preprocessor">#endif</span>
<a name="l00718"></a>00718 <span class="preprocessor"></span>
<a name="l00719"></a>00719         BOOST_UBLAS_INLINE
<a name="l00720"></a>00720         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a> begin2 ()<span class="keyword"> const </span>{
<a name="l00721"></a>00721             <span class="keywordflow">return</span> find2 (0, 0, 0);
<a name="l00722"></a>00722         }
<a name="l00723"></a>00723         BOOST_UBLAS_INLINE
<a name="l00724"></a>00724         const_iterator2 end2 ()<span class="keyword"> const </span>{
<a name="l00725"></a>00725             <span class="keywordflow">return</span> find2 (0, 0, size_);
<a name="l00726"></a>00726         }
<a name="l00727"></a>00727 
<a name="l00728"></a>00728 <span class="preprocessor">#ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l00729"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">00729</a> <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a>:
<a name="l00730"></a>00730             <span class="keyword">public</span> container_reference&lt;symmetric_matrix&gt;,
<a name="l00731"></a>00731             <span class="keyword">public</span> random_access_iterator_base&lt;packed_random_access_iterator_tag,
<a name="l00732"></a>00732                                                iterator2, value_type&gt; {
<a name="l00733"></a>00733         <span class="keyword">public</span>:
<a name="l00734"></a>00734             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::value_type value_type;
<a name="l00735"></a>00735             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::difference_type difference_type;
<a name="l00736"></a>00736             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::reference reference;
<a name="l00737"></a>00737             <span class="keyword">typedef</span> <span class="keyword">typename</span> symmetric_matrix::pointer pointer;
<a name="l00738"></a>00738 
<a name="l00739"></a>00739             <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">dual_iterator_type</a>;
<a name="l00740"></a>00740             <span class="keyword">typedef</span> reverse_iterator1 dual_reverse_iterator_type;
<a name="l00741"></a>00741 
<a name="l00742"></a>00742             <span class="comment">// Construction and destruction</span>
<a name="l00743"></a>00743             BOOST_UBLAS_INLINE
<a name="l00744"></a>00744             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a> ():
<a name="l00745"></a>00745                 container_reference&lt;self_type&gt; (), it1_ (), it2_ () {}
<a name="l00746"></a>00746             BOOST_UBLAS_INLINE
<a name="l00747"></a>00747             iterator2 (<a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a> &amp;m, size_type it1, size_type it2):
<a name="l00748"></a>00748                 container_reference&lt;self_type&gt; (m), it1_ (it1), it2_ (it2) {}
<a name="l00749"></a>00749 
<a name="l00750"></a>00750             <span class="comment">// Arithmetic</span>
<a name="l00751"></a>00751             BOOST_UBLAS_INLINE
<a name="l00752"></a>00752             iterator2 &amp;operator ++ () {
<a name="l00753"></a>00753                 ++ it2_;
<a name="l00754"></a>00754                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00755"></a>00755             }
<a name="l00756"></a>00756             BOOST_UBLAS_INLINE
<a name="l00757"></a>00757             iterator2 &amp;operator -- () {
<a name="l00758"></a>00758                 -- it2_;
<a name="l00759"></a>00759                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00760"></a>00760             }
<a name="l00761"></a>00761             BOOST_UBLAS_INLINE
<a name="l00762"></a>00762             iterator2 &amp;operator += (difference_type n) {
<a name="l00763"></a>00763                 it2_ += n;
<a name="l00764"></a>00764                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00765"></a>00765             }
<a name="l00766"></a>00766             BOOST_UBLAS_INLINE
<a name="l00767"></a>00767             iterator2 &amp;operator -= (difference_type n) {
<a name="l00768"></a>00768                 it2_ -= n;
<a name="l00769"></a>00769                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00770"></a>00770             }
<a name="l00771"></a>00771             BOOST_UBLAS_INLINE
<a name="l00772"></a>00772             difference_type operator - (<span class="keyword">const</span> iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l00773"></a>00773                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00774"></a>00774                 BOOST_UBLAS_CHECK (it1_ == it.it1_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00775"></a>00775                 <span class="keywordflow">return</span> it2_ - it.it2_;
<a name="l00776"></a>00776             }
<a name="l00777"></a>00777 
<a name="l00778"></a>00778             <span class="comment">// Dereference</span>
<a name="l00779"></a>00779             BOOST_UBLAS_INLINE
<a name="l00780"></a>00780             reference operator * ()<span class="keyword"> const </span>{
<a name="l00781"></a>00781                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) () (it1_, it2_);
<a name="l00782"></a>00782             }
<a name="l00783"></a>00783             BOOST_UBLAS_INLINE
<a name="l00784"></a>00784             reference operator [] (difference_type n)<span class="keyword"> const </span>{
<a name="l00785"></a>00785                 <span class="keywordflow">return</span> *(*<span class="keyword">this</span> + n);
<a name="l00786"></a>00786             }
<a name="l00787"></a>00787 
<a name="l00788"></a>00788 <span class="preprocessor">#ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION</span>
<a name="l00789"></a>00789 <span class="preprocessor"></span>            BOOST_UBLAS_INLINE
<a name="l00790"></a>00790 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00791"></a>00791 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00792"></a>00792 <span class="preprocessor">#endif</span>
<a name="l00793"></a>00793 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a> begin ()<span class="keyword"> const </span>{
<a name="l00794"></a>00794                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find1 (1, 0, it2_);
<a name="l00795"></a>00795             }
<a name="l00796"></a>00796             BOOST_UBLAS_INLINE
<a name="l00797"></a>00797 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00798"></a>00798 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00799"></a>00799 <span class="preprocessor">#endif</span>
<a name="l00800"></a>00800 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator1.html">iterator1</a> end ()<span class="keyword"> const </span>{
<a name="l00801"></a>00801                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find1 (1, (*<span class="keyword">this</span>) ().size1 (), it2_);
<a name="l00802"></a>00802             }
<a name="l00803"></a>00803             BOOST_UBLAS_INLINE
<a name="l00804"></a>00804 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00805"></a>00805 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00806"></a>00806 <span class="preprocessor">#endif</span>
<a name="l00807"></a>00807 <span class="preprocessor"></span>            reverse_iterator1 rbegin ()<span class="keyword"> const </span>{
<a name="l00808"></a>00808                 <span class="keywordflow">return</span> reverse_iterator1 (end ());
<a name="l00809"></a>00809             }
<a name="l00810"></a>00810             BOOST_UBLAS_INLINE
<a name="l00811"></a>00811 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l00812"></a>00812 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix.html">self_type</a>::
<a name="l00813"></a>00813 <span class="preprocessor">#endif</span>
<a name="l00814"></a>00814 <span class="preprocessor"></span>            reverse_iterator1 rend ()<span class="keyword"> const </span>{
<a name="l00815"></a>00815                 <span class="keywordflow">return</span> reverse_iterator1 (begin ());
<a name="l00816"></a>00816             }
<a name="l00817"></a>00817 <span class="preprocessor">#endif</span>
<a name="l00818"></a>00818 <span class="preprocessor"></span>
<a name="l00819"></a>00819             <span class="comment">// Indices</span>
<a name="l00820"></a>00820             BOOST_UBLAS_INLINE
<a name="l00821"></a>00821             size_type index1 ()<span class="keyword"> const </span>{
<a name="l00822"></a>00822                 <span class="keywordflow">return</span> it1_;
<a name="l00823"></a>00823             }
<a name="l00824"></a>00824             BOOST_UBLAS_INLINE
<a name="l00825"></a>00825             size_type index2 ()<span class="keyword"> const </span>{
<a name="l00826"></a>00826                 <span class="keywordflow">return</span> it2_;
<a name="l00827"></a>00827             }
<a name="l00828"></a>00828 
<a name="l00829"></a>00829             <span class="comment">// Assignment</span>
<a name="l00830"></a>00830             BOOST_UBLAS_INLINE
<a name="l00831"></a>00831             iterator2 &amp;operator = (<span class="keyword">const</span> iterator2 &amp;it) {
<a name="l00832"></a>00832                 container_reference&lt;self_type&gt;::assign (&amp;it ());
<a name="l00833"></a>00833                 it1_ = it.it1_;
<a name="l00834"></a>00834                 it2_ = it.it2_;
<a name="l00835"></a>00835                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00836"></a>00836             }
<a name="l00837"></a>00837 
<a name="l00838"></a>00838             <span class="comment">// Comparison</span>
<a name="l00839"></a>00839             BOOST_UBLAS_INLINE
<a name="l00840"></a>00840             <span class="keywordtype">bool</span> operator == (<span class="keyword">const</span> iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l00841"></a>00841                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00842"></a>00842                 BOOST_UBLAS_CHECK (it1_ == it.it1_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00843"></a>00843                 <span class="keywordflow">return</span> it2_ == it.it2_;
<a name="l00844"></a>00844             }
<a name="l00845"></a>00845             BOOST_UBLAS_INLINE
<a name="l00846"></a>00846             <span class="keywordtype">bool</span> operator &lt; (<span class="keyword">const</span> iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l00847"></a>00847                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00848"></a>00848                 BOOST_UBLAS_CHECK (it1_ == it.it1_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l00849"></a>00849                 <span class="keywordflow">return</span> it2_ &lt; it.it2_;
<a name="l00850"></a>00850             }
<a name="l00851"></a>00851 
<a name="l00852"></a>00852         <span class="keyword">private</span>:
<a name="l00853"></a>00853             size_type it1_;
<a name="l00854"></a>00854             size_type it2_;
<a name="l00855"></a>00855 
<a name="l00856"></a>00856             <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1const__iterator2.html">const_iterator2</a>;
<a name="l00857"></a>00857         };
<a name="l00858"></a>00858 <span class="preprocessor">#endif</span>
<a name="l00859"></a>00859 <span class="preprocessor"></span>
<a name="l00860"></a>00860         BOOST_UBLAS_INLINE
<a name="l00861"></a>00861         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__matrix_1_1iterator2.html">iterator2</a> begin2 () {
<a name="l00862"></a>00862             <span class="keywordflow">return</span> find2 (0, 0, 0);
<a name="l00863"></a>00863         }
<a name="l00864"></a>00864         BOOST_UBLAS_INLINE
<a name="l00865"></a>00865         iterator2 end2 () {
<a name="l00866"></a>00866             <span class="keywordflow">return</span> find2 (0, 0, size_);
<a name="l00867"></a>00867         }
<a name="l00868"></a>00868 
<a name="l00869"></a>00869         <span class="comment">// Reverse iterators</span>
<a name="l00870"></a>00870 
<a name="l00871"></a>00871         BOOST_UBLAS_INLINE
<a name="l00872"></a>00872         const_reverse_iterator1 rbegin1 ()<span class="keyword"> const </span>{
<a name="l00873"></a>00873             <span class="keywordflow">return</span> const_reverse_iterator1 (end1 ());
<a name="l00874"></a>00874         }
<a name="l00875"></a>00875         BOOST_UBLAS_INLINE
<a name="l00876"></a>00876         const_reverse_iterator1 rend1 ()<span class="keyword"> const </span>{
<a name="l00877"></a>00877             <span class="keywordflow">return</span> const_reverse_iterator1 (begin1 ());
<a name="l00878"></a>00878         }
<a name="l00879"></a>00879 
<a name="l00880"></a>00880         BOOST_UBLAS_INLINE
<a name="l00881"></a>00881         reverse_iterator1 rbegin1 () {
<a name="l00882"></a>00882             <span class="keywordflow">return</span> reverse_iterator1 (end1 ());
<a name="l00883"></a>00883         }
<a name="l00884"></a>00884         BOOST_UBLAS_INLINE
<a name="l00885"></a>00885         reverse_iterator1 rend1 () {
<a name="l00886"></a>00886             <span class="keywordflow">return</span> reverse_iterator1 (begin1 ());
<a name="l00887"></a>00887         }
<a name="l00888"></a>00888 
<a name="l00889"></a>00889         BOOST_UBLAS_INLINE
<a name="l00890"></a>00890         const_reverse_iterator2 rbegin2 ()<span class="keyword"> const </span>{
<a name="l00891"></a>00891             <span class="keywordflow">return</span> const_reverse_iterator2 (end2 ());
<a name="l00892"></a>00892         }
<a name="l00893"></a>00893         BOOST_UBLAS_INLINE
<a name="l00894"></a>00894         const_reverse_iterator2 rend2 ()<span class="keyword"> const </span>{
<a name="l00895"></a>00895             <span class="keywordflow">return</span> const_reverse_iterator2 (begin2 ());
<a name="l00896"></a>00896         }
<a name="l00897"></a>00897 
<a name="l00898"></a>00898         BOOST_UBLAS_INLINE
<a name="l00899"></a>00899         reverse_iterator2 rbegin2 () {
<a name="l00900"></a>00900             <span class="keywordflow">return</span> reverse_iterator2 (end2 ());
<a name="l00901"></a>00901         }
<a name="l00902"></a>00902         BOOST_UBLAS_INLINE
<a name="l00903"></a>00903         reverse_iterator2 rend2 () {
<a name="l00904"></a>00904             <span class="keywordflow">return</span> reverse_iterator2 (begin2 ());
<a name="l00905"></a>00905         }
<a name="l00906"></a>00906 
<a name="l00907"></a>00907     <span class="keyword">private</span>:
<a name="l00908"></a>00908         size_type size_;
<a name="l00909"></a>00909         array_type data_;
<a name="l00910"></a>00910     };
<a name="l00911"></a>00911 
<a name="l00912"></a>00912 
<a name="l00913"></a>00913     <span class="comment">// Symmetric matrix adaptor class</span>
<a name="l00914"></a>00914     <span class="keyword">template</span>&lt;<span class="keyword">class</span> M, <span class="keyword">class</span> TRI&gt;
<a name="l00915"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">00915</a>     <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">symmetric_adaptor</a>:
<a name="l00916"></a>00916         <span class="keyword">public</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression</a>&lt;symmetric_adaptor&lt;M, TRI&gt; &gt; {
<a name="l00917"></a>00917 
<a name="l00918"></a>00918         <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">symmetric_adaptor&lt;M, TRI&gt;</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>;
<a name="l00919"></a>00919     <span class="keyword">public</span>:
<a name="l00920"></a>00920 <span class="preprocessor">#ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS</span>
<a name="l00921"></a>00921 <span class="preprocessor"></span>        <span class="keyword">using</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;self_type&gt;::operator </a>();
<a name="l00922"></a>00922 <span class="preprocessor">#endif</span>
<a name="l00923"></a>00923 <span class="preprocessor"></span>        <span class="keyword">typedef</span> <span class="keyword">const</span> M const_matrix_type;
<a name="l00924"></a>00924         <span class="keyword">typedef</span> M matrix_type;
<a name="l00925"></a>00925         <span class="keyword">typedef</span> TRI triangular_type;
<a name="l00926"></a>00926         <span class="keyword">typedef</span> <span class="keyword">typename</span> M::size_type size_type;
<a name="l00927"></a>00927         <span class="keyword">typedef</span> <span class="keyword">typename</span> M::difference_type difference_type;
<a name="l00928"></a>00928         <span class="keyword">typedef</span> <span class="keyword">typename</span> M::value_type value_type;
<a name="l00929"></a>00929         <span class="keyword">typedef</span> <span class="keyword">typename</span> M::const_reference const_reference;
<a name="l00930"></a>00930         <span class="keyword">typedef</span> <span class="keyword">typename</span> boost::mpl::if_&lt;boost::is_const&lt;M&gt;,
<a name="l00931"></a>00931                                           <span class="keyword">typename</span> M::const_reference,
<a name="l00932"></a>00932                                           <span class="keyword">typename</span> M::reference&gt;::type reference;
<a name="l00933"></a>00933         <span class="keyword">typedef</span> <span class="keyword">typename</span> boost::mpl::if_&lt;boost::is_const&lt;M&gt;,
<a name="l00934"></a>00934                                           <span class="keyword">typename</span> M::const_closure_type,
<a name="l00935"></a>00935                                           <span class="keyword">typename</span> M::closure_type&gt;::type matrix_closure_type;
<a name="l00936"></a>00936         <span class="keyword">typedef</span> <span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">const_closure_type</a>;
<a name="l00937"></a>00937         <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">closure_type</a>;
<a name="l00938"></a>00938         <span class="comment">// Replaced by _temporary_traits to avoid type requirements on M</span>
<a name="l00939"></a>00939         <span class="comment">//typedef typename M::vector_temporary_type vector_temporary_type;</span>
<a name="l00940"></a>00940         <span class="comment">//typedef typename M::matrix_temporary_type matrix_temporary_type;</span>
<a name="l00941"></a>00941         <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="structboost_1_1numeric_1_1ublas_1_1storage__restrict__traits.html">storage_restrict_traits</a>&lt;<span class="keyword">typename</span> M::storage_category,
<a name="l00942"></a>00942                                                  <a class="code" href="structboost_1_1numeric_1_1ublas_1_1packed__proxy__tag.html">packed_proxy_tag</a>&gt;::storage_category storage_category;
<a name="l00943"></a>00943         <span class="keyword">typedef</span> <span class="keyword">typename</span> M::orientation_category orientation_category;
<a name="l00944"></a>00944 
<a name="l00945"></a>00945         <span class="comment">// Construction and destruction</span>
<a name="l00946"></a>00946         BOOST_UBLAS_INLINE
<a name="l00947"></a>00947         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">symmetric_adaptor</a> (matrix_type &amp;data):
<a name="l00948"></a>00948             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;self_type&gt;</a> (),
<a name="l00949"></a>00949             data_ (data) {
<a name="l00950"></a>00950             BOOST_UBLAS_CHECK (data_.size1 () == data_.size2 (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__size.html">bad_size</a> ());
<a name="l00951"></a>00951         }
<a name="l00952"></a>00952         BOOST_UBLAS_INLINE
<a name="l00953"></a>00953         symmetric_adaptor (<span class="keyword">const</span> symmetric_adaptor &amp;m):
<a name="l00954"></a>00954             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;self_type&gt;</a> (),
<a name="l00955"></a>00955             data_ (m.data_) {
<a name="l00956"></a>00956             BOOST_UBLAS_CHECK (data_.size1 () == data_.size2 (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__size.html">bad_size</a> ());
<a name="l00957"></a>00957         }
<a name="l00958"></a>00958 
<a name="l00959"></a>00959         <span class="comment">// Accessors</span>
<a name="l00960"></a>00960         BOOST_UBLAS_INLINE
<a name="l00961"></a>00961         size_type size1 ()<span class="keyword"> const </span>{
<a name="l00962"></a>00962             <span class="keywordflow">return</span> data_.size1 ();
<a name="l00963"></a>00963         }
<a name="l00964"></a>00964         BOOST_UBLAS_INLINE
<a name="l00965"></a>00965         size_type size2 ()<span class="keyword"> const </span>{
<a name="l00966"></a>00966             <span class="keywordflow">return</span> data_.size2 ();
<a name="l00967"></a>00967         }
<a name="l00968"></a>00968 
<a name="l00969"></a>00969         <span class="comment">// Storage accessors</span>
<a name="l00970"></a>00970         BOOST_UBLAS_INLINE
<a name="l00971"></a>00971         <span class="keyword">const</span> matrix_closure_type &amp;data ()<span class="keyword"> const </span>{
<a name="l00972"></a>00972             <span class="keywordflow">return</span> data_;
<a name="l00973"></a>00973         }
<a name="l00974"></a>00974         BOOST_UBLAS_INLINE
<a name="l00975"></a>00975         matrix_closure_type &amp;data () {
<a name="l00976"></a>00976             <span class="keywordflow">return</span> data_;
<a name="l00977"></a>00977         }
<a name="l00978"></a>00978 
<a name="l00979"></a>00979         <span class="comment">// Element access</span>
<a name="l00980"></a>00980 <span class="preprocessor">#ifndef BOOST_UBLAS_PROXY_CONST_MEMBER</span>
<a name="l00981"></a>00981 <span class="preprocessor"></span>        BOOST_UBLAS_INLINE
<a name="l00982"></a>00982         const_reference operator () (size_type i, size_type j)<span class="keyword"> const </span>{
<a name="l00983"></a>00983             BOOST_UBLAS_CHECK (i &lt; size1 (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00984"></a>00984             BOOST_UBLAS_CHECK (j &lt; size2 (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00985"></a>00985             <span class="keywordflow">if</span> (triangular_type::other (i, j))
<a name="l00986"></a>00986                 <span class="keywordflow">return</span> data () (i, j);
<a name="l00987"></a>00987             <span class="keywordflow">else</span>
<a name="l00988"></a>00988                 <span class="keywordflow">return</span> data () (j, i);
<a name="l00989"></a>00989         }
<a name="l00990"></a>00990         BOOST_UBLAS_INLINE
<a name="l00991"></a>00991         reference operator () (size_type i, size_type j) {
<a name="l00992"></a>00992             BOOST_UBLAS_CHECK (i &lt; size1 (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00993"></a>00993             BOOST_UBLAS_CHECK (j &lt; size2 (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l00994"></a>00994             <span class="keywordflow">if</span> (triangular_type::other (i, j))
<a name="l00995"></a>00995                 <span class="keywordflow">return</span> data () (i, j);
<a name="l00996"></a>00996             <span class="keywordflow">else</span>
<a name="l00997"></a>00997                 <span class="keywordflow">return</span> data () (j, i);
<a name="l00998"></a>00998         }
<a name="l00999"></a>00999 <span class="preprocessor">#else</span>
<a name="l01000"></a>01000 <span class="preprocessor"></span>        BOOST_UBLAS_INLINE
<a name="l01001"></a>01001         reference operator () (size_type i, size_type j)<span class="keyword"> const </span>{
<a name="l01002"></a>01002             BOOST_UBLAS_CHECK (i &lt; size1 (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l01003"></a>01003             BOOST_UBLAS_CHECK (j &lt; size2 (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1bad__index.html">bad_index</a> ());
<a name="l01004"></a>01004             <span class="keywordflow">if</span> (triangular_type::other (i, j))
<a name="l01005"></a>01005                 <span class="keywordflow">return</span> data () (i, j);
<a name="l01006"></a>01006             <span class="keywordflow">else</span>
<a name="l01007"></a>01007                 <span class="keywordflow">return</span> data () (j, i);
<a name="l01008"></a>01008         }
<a name="l01009"></a>01009 <span class="preprocessor">#endif</span>
<a name="l01010"></a>01010 <span class="preprocessor"></span>
<a name="l01011"></a>01011         <span class="comment">// Assignment</span>
<a name="l01012"></a>01012         BOOST_UBLAS_INLINE
<a name="l01013"></a>01013         symmetric_adaptor &amp;operator = (<span class="keyword">const</span> symmetric_adaptor &amp;m) {
<a name="l01014"></a>01014             matrix_assign&lt;scalar_assign, triangular_type&gt; (*<span class="keyword">this</span>, m);
<a name="l01015"></a>01015             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01016"></a>01016         }
<a name="l01017"></a>01017         BOOST_UBLAS_INLINE
<a name="l01018"></a>01018         symmetric_adaptor &amp;assign_temporary (symmetric_adaptor &amp;m) {
<a name="l01019"></a>01019             *<span class="keyword">this</span> = m;
<a name="l01020"></a>01020             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01021"></a>01021         }
<a name="l01022"></a>01022         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l01023"></a>01023         BOOST_UBLAS_INLINE
<a name="l01024"></a>01024         symmetric_adaptor &amp;operator = (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l01025"></a>01025             matrix_assign&lt;scalar_assign, triangular_type&gt; (*<span class="keyword">this</span>, <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix.html" title="A dense matrix of values of type T.">matrix&lt;value_type&gt;</a> (ae));
<a name="l01026"></a>01026             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01027"></a>01027         }
<a name="l01028"></a>01028         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l01029"></a>01029         BOOST_UBLAS_INLINE
<a name="l01030"></a>01030         symmetric_adaptor &amp;assign (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l01031"></a>01031             matrix_assign&lt;scalar_assign, triangular_type&gt; (*<span class="keyword">this</span>, ae);
<a name="l01032"></a>01032             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01033"></a>01033         }
<a name="l01034"></a>01034         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l01035"></a>01035         BOOST_UBLAS_INLINE
<a name="l01036"></a>01036         symmetric_adaptor&amp; operator += (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l01037"></a>01037             matrix_assign&lt;scalar_assign, triangular_type&gt; (*<span class="keyword">this</span>, <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix.html" title="A dense matrix of values of type T.">matrix&lt;value_type&gt;</a> (*<span class="keyword">this</span> + ae));
<a name="l01038"></a>01038             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01039"></a>01039         }
<a name="l01040"></a>01040         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l01041"></a>01041         BOOST_UBLAS_INLINE
<a name="l01042"></a>01042         symmetric_adaptor &amp;plus_assign (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l01043"></a>01043             matrix_assign&lt;scalar_plus_assign, triangular_type&gt; (*<span class="keyword">this</span>, ae);
<a name="l01044"></a>01044             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01045"></a>01045         }
<a name="l01046"></a>01046         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l01047"></a>01047         BOOST_UBLAS_INLINE
<a name="l01048"></a>01048         symmetric_adaptor&amp; operator -= (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l01049"></a>01049             matrix_assign&lt;scalar_assign, triangular_type&gt; (*<span class="keyword">this</span>, <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix.html" title="A dense matrix of values of type T.">matrix&lt;value_type&gt;</a> (*<span class="keyword">this</span> - ae));
<a name="l01050"></a>01050             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01051"></a>01051         }
<a name="l01052"></a>01052         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AE&gt;
<a name="l01053"></a>01053         BOOST_UBLAS_INLINE
<a name="l01054"></a>01054         symmetric_adaptor &amp;minus_assign (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1matrix__expression.html" title="Base class for Matrix Expression models.">matrix_expression&lt;AE&gt;</a> &amp;ae) {
<a name="l01055"></a>01055             matrix_assign&lt;scalar_minus_assign, triangular_type&gt; (*<span class="keyword">this</span>, ae);
<a name="l01056"></a>01056             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01057"></a>01057         }
<a name="l01058"></a>01058         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AT&gt;
<a name="l01059"></a>01059         BOOST_UBLAS_INLINE
<a name="l01060"></a>01060         symmetric_adaptor&amp; operator *= (<span class="keyword">const</span> AT &amp;at) {
<a name="l01061"></a>01061             matrix_assign_scalar&lt;scalar_multiplies_assign&gt; (*<span class="keyword">this</span>, at);
<a name="l01062"></a>01062             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01063"></a>01063         }
<a name="l01064"></a>01064         <span class="keyword">template</span>&lt;<span class="keyword">class</span> AT&gt;
<a name="l01065"></a>01065         BOOST_UBLAS_INLINE
<a name="l01066"></a>01066         symmetric_adaptor&amp; operator /= (<span class="keyword">const</span> AT &amp;at) {
<a name="l01067"></a>01067             matrix_assign_scalar&lt;scalar_divides_assign&gt; (*<span class="keyword">this</span>, at);
<a name="l01068"></a>01068             <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01069"></a>01069         }
<a name="l01070"></a>01070 
<a name="l01071"></a>01071         <span class="comment">// Closure comparison</span>
<a name="l01072"></a>01072         BOOST_UBLAS_INLINE
<a name="l01073"></a>01073         <span class="keywordtype">bool</span> same_closure (<span class="keyword">const</span> symmetric_adaptor &amp;sa)<span class="keyword"> const </span>{
<a name="l01074"></a>01074             <span class="keywordflow">return</span> (*this).data ().same_closure (sa.data ());
<a name="l01075"></a>01075        }
<a name="l01076"></a>01076 
<a name="l01077"></a>01077         <span class="comment">// Swapping</span>
<a name="l01078"></a>01078         BOOST_UBLAS_INLINE
<a name="l01079"></a>01079         <span class="keywordtype">void</span> swap (symmetric_adaptor &amp;m) {
<a name="l01080"></a>01080             <span class="keywordflow">if</span> (<span class="keyword">this</span> != &amp;m)
<a name="l01081"></a>01081                 matrix_swap&lt;scalar_swap, triangular_type&gt; (*<span class="keyword">this</span>, m);
<a name="l01082"></a>01082         }
<a name="l01083"></a>01083         BOOST_UBLAS_INLINE
<a name="l01084"></a>01084         <span class="keyword">friend</span> <span class="keywordtype">void</span> swap (symmetric_adaptor &amp;m1, symmetric_adaptor &amp;m2) {
<a name="l01085"></a>01085             m1.swap (m2);
<a name="l01086"></a>01086         }
<a name="l01087"></a>01087 
<a name="l01088"></a>01088         <span class="comment">// Iterator types</span>
<a name="l01089"></a>01089     <span class="keyword">private</span>:
<a name="l01090"></a>01090         <span class="comment">// Use matrix iterator</span>
<a name="l01091"></a>01091         <span class="keyword">typedef</span> <span class="keyword">typename</span> M::const_iterator1 const_subiterator1_type;
<a name="l01092"></a>01092         <span class="keyword">typedef</span> <span class="keyword">typename</span> boost::mpl::if_&lt;boost::is_const&lt;M&gt;,
<a name="l01093"></a>01093                                           <span class="keyword">typename</span> M::const_iterator1,
<a name="l01094"></a>01094                                           <span class="keyword">typename</span> M::iterator1&gt;::type subiterator1_type;
<a name="l01095"></a>01095         <span class="keyword">typedef</span> <span class="keyword">typename</span> M::const_iterator2 const_subiterator2_type;
<a name="l01096"></a>01096         <span class="keyword">typedef</span> <span class="keyword">typename</span> boost::mpl::if_&lt;boost::is_const&lt;M&gt;,
<a name="l01097"></a>01097                                           <span class="keyword">typename</span> M::const_iterator2,
<a name="l01098"></a>01098                                           <span class="keyword">typename</span> M::iterator2&gt;::type subiterator2_type;
<a name="l01099"></a>01099 
<a name="l01100"></a>01100     <span class="keyword">public</span>:
<a name="l01101"></a>01101 <span class="preprocessor">#ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l01102"></a>01102 <span class="preprocessor"></span>        <span class="keyword">typedef</span> indexed_iterator1&lt;self_type, packed_random_access_iterator_tag&gt; <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a>;
<a name="l01103"></a>01103         <span class="keyword">typedef</span> indexed_iterator2&lt;self_type, packed_random_access_iterator_tag&gt; <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a>;
<a name="l01104"></a>01104         <span class="keyword">typedef</span> indexed_const_iterator1&lt;self_type, dense_random_access_iterator_tag&gt; <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a>;
<a name="l01105"></a>01105         <span class="keyword">typedef</span> indexed_const_iterator2&lt;self_type, dense_random_access_iterator_tag&gt; <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a>;
<a name="l01106"></a>01106 <span class="preprocessor">#else</span>
<a name="l01107"></a>01107 <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a>;
<a name="l01108"></a>01108         <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a>;
<a name="l01109"></a>01109         <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a>;
<a name="l01110"></a>01110         <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a>;
<a name="l01111"></a>01111 <span class="preprocessor">#endif</span>
<a name="l01112"></a>01112 <span class="preprocessor"></span>        <span class="keyword">typedef</span> reverse_iterator_base1&lt;const_iterator1&gt; const_reverse_iterator1;
<a name="l01113"></a>01113         <span class="keyword">typedef</span> reverse_iterator_base1&lt;iterator1&gt; reverse_iterator1;
<a name="l01114"></a>01114         <span class="keyword">typedef</span> reverse_iterator_base2&lt;const_iterator2&gt; const_reverse_iterator2;
<a name="l01115"></a>01115         <span class="keyword">typedef</span> reverse_iterator_base2&lt;iterator2&gt; reverse_iterator2;
<a name="l01116"></a>01116 
<a name="l01117"></a>01117         <span class="comment">// Element lookup</span>
<a name="l01118"></a>01118         BOOST_UBLAS_INLINE
<a name="l01119"></a>01119         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> find1 (<span class="keywordtype">int</span> rank, size_type i, size_type j)<span class="keyword"> const </span>{
<a name="l01120"></a>01120             <span class="keywordflow">if</span> (triangular_type::other (i, j)) {
<a name="l01121"></a>01121                 <span class="keywordflow">if</span> (triangular_type::other (size1 (), j)) {
<a name="l01122"></a>01122                     <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> (*<span class="keyword">this</span>, 0, 0,
<a name="l01123"></a>01123                                             data ().find1 (rank, i, j), data ().find1 (rank, size1 (), j),
<a name="l01124"></a>01124                                             data ().find2 (rank, size2 (), size1 ()), data ().find2 (rank, size2 (), size1 ()));
<a name="l01125"></a>01125                 } <span class="keywordflow">else</span> {
<a name="l01126"></a>01126                     <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> (*<span class="keyword">this</span>, 0, 1,
<a name="l01127"></a>01127                                             data ().find1 (rank, i, j), data ().find1 (rank, j, j),
<a name="l01128"></a>01128                                             data ().find2 (rank, j, j), data ().find2 (rank, j, size1 ()));
<a name="l01129"></a>01129                 }
<a name="l01130"></a>01130             } <span class="keywordflow">else</span> {
<a name="l01131"></a>01131                 <span class="keywordflow">if</span> (triangular_type::other (size1 (), j)) {
<a name="l01132"></a>01132                     <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> (*<span class="keyword">this</span>, 1, 0,
<a name="l01133"></a>01133                                             data ().find1 (rank, j, j), data ().find1 (rank, size1 (), j),
<a name="l01134"></a>01134                                             data ().find2 (rank, j, i), data ().find2 (rank, j, j));
<a name="l01135"></a>01135                 } <span class="keywordflow">else</span> {
<a name="l01136"></a>01136                     <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> (*<span class="keyword">this</span>, 1, 1,
<a name="l01137"></a>01137                                             data ().find1 (rank, size1 (), size2 ()), data ().find1 (rank, size1 (), size2 ()),
<a name="l01138"></a>01138                                             data ().find2 (rank, j, i), data ().find2 (rank, j, size1 ()));
<a name="l01139"></a>01139                 }
<a name="l01140"></a>01140             }
<a name="l01141"></a>01141         }
<a name="l01142"></a>01142         BOOST_UBLAS_INLINE
<a name="l01143"></a>01143         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a> find1 (<span class="keywordtype">int</span> rank, size_type i, size_type j) {
<a name="l01144"></a>01144             <span class="keywordflow">if</span> (rank == 1)
<a name="l01145"></a>01145                 i = triangular_type::mutable_restrict1 (i, j, size1(), size2());
<a name="l01146"></a>01146             <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a> (*<span class="keyword">this</span>, data ().find1 (rank, i, j));
<a name="l01147"></a>01147         }
<a name="l01148"></a>01148         BOOST_UBLAS_INLINE
<a name="l01149"></a>01149         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> find2 (<span class="keywordtype">int</span> rank, size_type i, size_type j)<span class="keyword"> const </span>{
<a name="l01150"></a>01150             <span class="keywordflow">if</span> (triangular_type::other (i, j)) {
<a name="l01151"></a>01151                 <span class="keywordflow">if</span> (triangular_type::other (i, size2 ())) {
<a name="l01152"></a>01152                     <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> (*<span class="keyword">this</span>, 1, 1,
<a name="l01153"></a>01153                                             data ().find1 (rank, size2 (), size1 ()), data ().find1 (rank, size2 (), size1 ()),
<a name="l01154"></a>01154                                             data ().find2 (rank, i, j), data ().find2 (rank, i, size2 ()));
<a name="l01155"></a>01155                 } <span class="keywordflow">else</span> {
<a name="l01156"></a>01156                     <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> (*<span class="keyword">this</span>, 1, 0,
<a name="l01157"></a>01157                                             data ().find1 (rank, i, i), data ().find1 (rank, size2 (), i),
<a name="l01158"></a>01158                                             data ().find2 (rank, i, j), data ().find2 (rank, i, i));
<a name="l01159"></a>01159                 }
<a name="l01160"></a>01160             } <span class="keywordflow">else</span> {
<a name="l01161"></a>01161                 <span class="keywordflow">if</span> (triangular_type::other (i, size2 ())) {
<a name="l01162"></a>01162                     <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> (*<span class="keyword">this</span>, 0, 1,
<a name="l01163"></a>01163                                             data ().find1 (rank, j, i), data ().find1 (rank, i, i),
<a name="l01164"></a>01164                                             data ().find2 (rank, i, i), data ().find2 (rank, i, size2 ()));
<a name="l01165"></a>01165                 } <span class="keywordflow">else</span> {
<a name="l01166"></a>01166                     <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> (*<span class="keyword">this</span>, 0, 0,
<a name="l01167"></a>01167                                             data ().find1 (rank, j, i), data ().find1 (rank, size2 (), i),
<a name="l01168"></a>01168                                             data ().find2 (rank, size1 (), size2 ()), data ().find2 (rank, size2 (), size2 ()));
<a name="l01169"></a>01169                 }
<a name="l01170"></a>01170             }
<a name="l01171"></a>01171         }
<a name="l01172"></a>01172         BOOST_UBLAS_INLINE
<a name="l01173"></a>01173         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a> find2 (<span class="keywordtype">int</span> rank, size_type i, size_type j) {
<a name="l01174"></a>01174             <span class="keywordflow">if</span> (rank == 1)
<a name="l01175"></a>01175                 j = triangular_type::mutable_restrict2 (i, j, size1(), size2());
<a name="l01176"></a>01176             <span class="keywordflow">return</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a> (*<span class="keyword">this</span>, data ().find2 (rank, i, j));
<a name="l01177"></a>01177         }
<a name="l01178"></a>01178 
<a name="l01179"></a>01179         <span class="comment">// Iterators simply are indices.</span>
<a name="l01180"></a>01180 
<a name="l01181"></a>01181 <span class="preprocessor">#ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l01182"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">01182</a> <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a>:
<a name="l01183"></a>01183             <span class="keyword">public</span> container_const_reference&lt;symmetric_adaptor&gt;,
<a name="l01184"></a>01184             <span class="keyword">public</span> random_access_iterator_base&lt;typename iterator_restrict_traits&lt;
<a name="l01185"></a>01185                                                    typename const_subiterator1_type::iterator_category, dense_random_access_iterator_tag&gt;::iterator_category,
<a name="l01186"></a>01186                                                const_iterator1, value_type&gt; {
<a name="l01187"></a>01187         <span class="keyword">public</span>:
<a name="l01188"></a>01188             <span class="keyword">typedef</span> <span class="keyword">typename</span> const_subiterator1_type::value_type value_type;
<a name="l01189"></a>01189             <span class="keyword">typedef</span> <span class="keyword">typename</span> const_subiterator1_type::difference_type difference_type;
<a name="l01190"></a>01190             <span class="keyword">typedef</span> <span class="keyword">typename</span> const_subiterator1_type::reference reference;
<a name="l01191"></a>01191             <span class="keyword">typedef</span> <span class="keyword">typename</span> const_subiterator1_type::pointer pointer;
<a name="l01192"></a>01192 
<a name="l01193"></a>01193             <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">dual_iterator_type</a>;
<a name="l01194"></a>01194             <span class="keyword">typedef</span> const_reverse_iterator2 dual_reverse_iterator_type;
<a name="l01195"></a>01195 
<a name="l01196"></a>01196             <span class="comment">// Construction and destruction</span>
<a name="l01197"></a>01197             BOOST_UBLAS_INLINE
<a name="l01198"></a>01198             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> ():
<a name="l01199"></a>01199                 container_const_reference&lt;self_type&gt; (),
<a name="l01200"></a>01200                 begin_ (-1), end_ (-1), current_ (-1),
<a name="l01201"></a>01201                 it1_begin_ (), it1_end_ (), it1_ (),
<a name="l01202"></a>01202                 it2_begin_ (), it2_end_ (), it2_ () {}
<a name="l01203"></a>01203             BOOST_UBLAS_INLINE
<a name="l01204"></a>01204             const_iterator1 (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a> &amp;m, <span class="keywordtype">int</span> begin, <span class="keywordtype">int</span> end,
<a name="l01205"></a>01205                              <span class="keyword">const</span> const_subiterator1_type &amp;it1_begin, <span class="keyword">const</span> const_subiterator1_type &amp;it1_end,
<a name="l01206"></a>01206                              <span class="keyword">const</span> const_subiterator2_type &amp;it2_begin, <span class="keyword">const</span> const_subiterator2_type &amp;it2_end):
<a name="l01207"></a>01207                 container_const_reference&lt;self_type&gt; (m),
<a name="l01208"></a>01208                 begin_ (begin), end_ (end), current_ (begin),
<a name="l01209"></a>01209                 it1_begin_ (it1_begin), it1_end_ (it1_end), it1_ (it1_begin_),
<a name="l01210"></a>01210                 it2_begin_ (it2_begin), it2_end_ (it2_end), it2_ (it2_begin_) {
<a name="l01211"></a>01211                 <span class="keywordflow">if</span> (current_ == 0 &amp;&amp; it1_ == it1_end_)
<a name="l01212"></a>01212                     current_ = 1;
<a name="l01213"></a>01213                 <span class="keywordflow">if</span> (current_ == 1 &amp;&amp; it2_ == it2_end_)
<a name="l01214"></a>01214                     current_ = 0;
<a name="l01215"></a>01215                 <span class="keywordflow">if</span> ((current_ == 0 &amp;&amp; it1_ == it1_end_) ||
<a name="l01216"></a>01216                     (current_ == 1 &amp;&amp; it2_ == it2_end_))
<a name="l01217"></a>01217                     current_ = end_;
<a name="l01218"></a>01218                 BOOST_UBLAS_CHECK (current_ == end_ ||
<a name="l01219"></a>01219                                    (current_ == 0 &amp;&amp; it1_ != it1_end_) ||
<a name="l01220"></a>01220                                    (current_ == 1 &amp;&amp; it2_ != it2_end_), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01221"></a>01221             }
<a name="l01222"></a>01222             <span class="comment">// FIXME cannot compile</span>
<a name="l01223"></a>01223             <span class="comment">//  iterator1 does not have these members!</span>
<a name="l01224"></a>01224             BOOST_UBLAS_INLINE
<a name="l01225"></a>01225             const_iterator1 (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a> &amp;it):
<a name="l01226"></a>01226                 container_const_reference&lt;self_type&gt; (it ()),
<a name="l01227"></a>01227                 begin_ (it.begin_), end_ (it.end_), current_ (it.current_),
<a name="l01228"></a>01228                 it1_begin_ (it.it1_begin_), it1_end_ (it.it1_end_), it1_ (it.it1_),
<a name="l01229"></a>01229                 it2_begin_ (it.it2_begin_), it2_end_ (it.it2_end_), it2_ (it.it2_) {
<a name="l01230"></a>01230                 BOOST_UBLAS_CHECK (current_ == end_ ||
<a name="l01231"></a>01231                                    (current_ == 0 &amp;&amp; it1_ != it1_end_) ||
<a name="l01232"></a>01232                                    (current_ == 1 &amp;&amp; it2_ != it2_end_), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01233"></a>01233             }
<a name="l01234"></a>01234 
<a name="l01235"></a>01235             <span class="comment">// Arithmetic</span>
<a name="l01236"></a>01236             BOOST_UBLAS_INLINE
<a name="l01237"></a>01237             const_iterator1 &amp;operator ++ () {
<a name="l01238"></a>01238                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01239"></a>01239                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01240"></a>01240                     BOOST_UBLAS_CHECK (it1_ != it1_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01241"></a>01241                     ++ it1_;
<a name="l01242"></a>01242                     <span class="keywordflow">if</span> (it1_ == it1_end_ &amp;&amp; end_ == 1) {
<a name="l01243"></a>01243                         it2_ = it2_begin_;
<a name="l01244"></a>01244                         current_ = 1;
<a name="l01245"></a>01245                     }
<a name="l01246"></a>01246                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01247"></a>01247                     BOOST_UBLAS_CHECK (it2_ != it2_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01248"></a>01248                     ++ it2_;
<a name="l01249"></a>01249                     <span class="keywordflow">if</span> (it2_ == it2_end_ &amp;&amp; end_ == 0) {
<a name="l01250"></a>01250                         it1_ = it1_begin_;
<a name="l01251"></a>01251                         current_ = 0;
<a name="l01252"></a>01252                     }
<a name="l01253"></a>01253                 }
<a name="l01254"></a>01254                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01255"></a>01255             }
<a name="l01256"></a>01256             BOOST_UBLAS_INLINE
<a name="l01257"></a>01257             const_iterator1 &amp;operator -- () {
<a name="l01258"></a>01258                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01259"></a>01259                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01260"></a>01260                     <span class="keywordflow">if</span> (it1_ == it1_begin_ &amp;&amp; begin_ == 1) {
<a name="l01261"></a>01261                         it2_ = it2_end_;
<a name="l01262"></a>01262                         BOOST_UBLAS_CHECK (it2_ != it2_begin_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01263"></a>01263                         -- it2_;
<a name="l01264"></a>01264                         current_ = 1;
<a name="l01265"></a>01265                     } <span class="keywordflow">else</span> {
<a name="l01266"></a>01266                         -- it1_;
<a name="l01267"></a>01267                     }
<a name="l01268"></a>01268                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01269"></a>01269                     <span class="keywordflow">if</span> (it2_ == it2_begin_ &amp;&amp; begin_ == 0) {
<a name="l01270"></a>01270                         it1_ = it1_end_;
<a name="l01271"></a>01271                         BOOST_UBLAS_CHECK (it1_ != it1_begin_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01272"></a>01272                         -- it1_;
<a name="l01273"></a>01273                         current_ = 0;
<a name="l01274"></a>01274                     } <span class="keywordflow">else</span> {
<a name="l01275"></a>01275                         -- it2_;
<a name="l01276"></a>01276                     }
<a name="l01277"></a>01277                 }
<a name="l01278"></a>01278                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01279"></a>01279             }
<a name="l01280"></a>01280             BOOST_UBLAS_INLINE
<a name="l01281"></a>01281             const_iterator1 &amp;operator += (difference_type n) {
<a name="l01282"></a>01282                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01283"></a>01283                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01284"></a>01284                     size_type d = (std::min) (n, it1_end_ - it1_);
<a name="l01285"></a>01285                     it1_ += d;
<a name="l01286"></a>01286                     n -= d;
<a name="l01287"></a>01287                     <span class="keywordflow">if</span> (n &gt; 0 || (end_ == 1 &amp;&amp; it1_ == it1_end_)) {
<a name="l01288"></a>01288                         BOOST_UBLAS_CHECK (end_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01289"></a>01289                         d = (std::min) (n, it2_end_ - it2_begin_);
<a name="l01290"></a>01290                         it2_ = it2_begin_ + d;
<a name="l01291"></a>01291                         n -= d;
<a name="l01292"></a>01292                         current_ = 1;
<a name="l01293"></a>01293                     }
<a name="l01294"></a>01294                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01295"></a>01295                     size_type d = (std::min) (n, it2_end_ - it2_);
<a name="l01296"></a>01296                     it2_ += d;
<a name="l01297"></a>01297                     n -= d;
<a name="l01298"></a>01298                     <span class="keywordflow">if</span> (n &gt; 0 || (end_ == 0 &amp;&amp; it2_ == it2_end_)) {
<a name="l01299"></a>01299                         BOOST_UBLAS_CHECK (end_ == 0, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01300"></a>01300                         d = (std::min) (n, it1_end_ - it1_begin_);
<a name="l01301"></a>01301                         it1_ = it1_begin_ + d;
<a name="l01302"></a>01302                         n -= d;
<a name="l01303"></a>01303                         current_ = 0;
<a name="l01304"></a>01304                     }
<a name="l01305"></a>01305                 }
<a name="l01306"></a>01306                 BOOST_UBLAS_CHECK (n == 0, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01307"></a>01307                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01308"></a>01308             }
<a name="l01309"></a>01309             BOOST_UBLAS_INLINE
<a name="l01310"></a>01310             const_iterator1 &amp;operator -= (difference_type n) {
<a name="l01311"></a>01311                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01312"></a>01312                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01313"></a>01313                     size_type d = (std::min) (n, it1_ - it1_begin_);
<a name="l01314"></a>01314                     it1_ -= d;
<a name="l01315"></a>01315                     n -= d;
<a name="l01316"></a>01316                     <span class="keywordflow">if</span> (n &gt; 0) {
<a name="l01317"></a>01317                         BOOST_UBLAS_CHECK (end_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01318"></a>01318                         d = (std::min) (n, it2_end_ - it2_begin_);
<a name="l01319"></a>01319                         it2_ = it2_end_ - d;
<a name="l01320"></a>01320                         n -= d;
<a name="l01321"></a>01321                         current_ = 1;
<a name="l01322"></a>01322                     }
<a name="l01323"></a>01323                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01324"></a>01324                     size_type d = (std::min) (n, it2_ - it2_begin_);
<a name="l01325"></a>01325                     it2_ -= d;
<a name="l01326"></a>01326                     n -= d;
<a name="l01327"></a>01327                     <span class="keywordflow">if</span> (n &gt; 0) {
<a name="l01328"></a>01328                         BOOST_UBLAS_CHECK (end_ == 0, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01329"></a>01329                         d = (std::min) (n, it1_end_ - it1_begin_);
<a name="l01330"></a>01330                         it1_ = it1_end_ - d;
<a name="l01331"></a>01331                         n -= d;
<a name="l01332"></a>01332                         current_ = 0;
<a name="l01333"></a>01333                     }
<a name="l01334"></a>01334                 }
<a name="l01335"></a>01335                 BOOST_UBLAS_CHECK (n == 0, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01336"></a>01336                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01337"></a>01337             }
<a name="l01338"></a>01338             BOOST_UBLAS_INLINE
<a name="l01339"></a>01339             difference_type operator - (<span class="keyword">const</span> const_iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l01340"></a>01340                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01341"></a>01341                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01342"></a>01342                 BOOST_UBLAS_CHECK (it.current_ == 0 || it.current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01343"></a>01343                 BOOST_UBLAS_CHECK (<span class="comment">/* begin_ == it.begin_ &amp;&amp; */</span> end_ == it.end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01344"></a>01344                 <span class="keywordflow">if</span> (current_ == 0 &amp;&amp; it.current_ == 0) {
<a name="l01345"></a>01345                     <span class="keywordflow">return</span> it1_ - it.it1_;
<a name="l01346"></a>01346                 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (current_ == 0 &amp;&amp; it.current_ == 1) {
<a name="l01347"></a>01347                     <span class="keywordflow">if</span> (end_ == 1 &amp;&amp; it.end_ == 1) {
<a name="l01348"></a>01348                         <span class="keywordflow">return</span> (it1_ - it.it1_end_) + (it.it2_begin_ - it.it2_);
<a name="l01349"></a>01349                     } <span class="keywordflow">else</span> <span class="comment">/* if (end_ == 0 &amp;&amp; it.end_ == 0) */</span> {
<a name="l01350"></a>01350                         <span class="keywordflow">return</span> (it1_ - it.it1_begin_) + (it.it2_end_ - it.it2_);
<a name="l01351"></a>01351                     }
<a name="l01352"></a>01352 
<a name="l01353"></a>01353                 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (current_ == 1 &amp;&amp; it.current_ == 0) {
<a name="l01354"></a>01354                     <span class="keywordflow">if</span> (end_ == 1 &amp;&amp; it.end_ == 1) {
<a name="l01355"></a>01355                         <span class="keywordflow">return</span> (it2_ - it.it2_begin_) + (it.it1_end_ - it.it1_);
<a name="l01356"></a>01356                     } <span class="keywordflow">else</span> <span class="comment">/* if (end_ == 0 &amp;&amp; it.end_ == 0) */</span> {
<a name="l01357"></a>01357                         <span class="keywordflow">return</span> (it2_ - it.it2_end_) + (it.it1_begin_ - it.it1_);
<a name="l01358"></a>01358                     }
<a name="l01359"></a>01359                 }
<a name="l01360"></a>01360                 <span class="comment">/* current_ == 1 &amp;&amp; it.current_ == 1 */</span> {
<a name="l01361"></a>01361                     <span class="keywordflow">return</span> it2_ - it.it2_;
<a name="l01362"></a>01362                 }
<a name="l01363"></a>01363             }
<a name="l01364"></a>01364 
<a name="l01365"></a>01365             <span class="comment">// Dereference</span>
<a name="l01366"></a>01366             BOOST_UBLAS_INLINE
<a name="l01367"></a>01367             const_reference operator * ()<span class="keyword"> const </span>{
<a name="l01368"></a>01368                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01369"></a>01369                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01370"></a>01370                     BOOST_UBLAS_CHECK (it1_ != it1_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01371"></a>01371                     <span class="keywordflow">return</span> *it1_;
<a name="l01372"></a>01372                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01373"></a>01373                     BOOST_UBLAS_CHECK (it2_ != it2_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01374"></a>01374                     <span class="keywordflow">return</span> *it2_;
<a name="l01375"></a>01375                 }
<a name="l01376"></a>01376             }
<a name="l01377"></a>01377             BOOST_UBLAS_INLINE
<a name="l01378"></a>01378             const_reference operator [] (difference_type n)<span class="keyword"> const </span>{
<a name="l01379"></a>01379                 <span class="keywordflow">return</span> *(*<span class="keyword">this</span> + n);
<a name="l01380"></a>01380             }
<a name="l01381"></a>01381 
<a name="l01382"></a>01382 <span class="preprocessor">#ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION</span>
<a name="l01383"></a>01383 <span class="preprocessor"></span>            BOOST_UBLAS_INLINE
<a name="l01384"></a>01384 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01385"></a>01385 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01386"></a>01386 <span class="preprocessor">#endif</span>
<a name="l01387"></a>01387 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> begin ()<span class="keyword"> const </span>{
<a name="l01388"></a>01388                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find2 (1, index1 (), 0);
<a name="l01389"></a>01389             }
<a name="l01390"></a>01390             BOOST_UBLAS_INLINE
<a name="l01391"></a>01391 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01392"></a>01392 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01393"></a>01393 <span class="preprocessor">#endif</span>
<a name="l01394"></a>01394 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> end ()<span class="keyword"> const </span>{
<a name="l01395"></a>01395                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find2 (1, index1 (), (*this) ().size2 ());
<a name="l01396"></a>01396             }
<a name="l01397"></a>01397             BOOST_UBLAS_INLINE
<a name="l01398"></a>01398 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01399"></a>01399 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01400"></a>01400 <span class="preprocessor">#endif</span>
<a name="l01401"></a>01401 <span class="preprocessor"></span>            const_reverse_iterator2 rbegin ()<span class="keyword"> const </span>{
<a name="l01402"></a>01402                 <span class="keywordflow">return</span> const_reverse_iterator2 (end ());
<a name="l01403"></a>01403             }
<a name="l01404"></a>01404             BOOST_UBLAS_INLINE
<a name="l01405"></a>01405 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01406"></a>01406 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01407"></a>01407 <span class="preprocessor">#endif</span>
<a name="l01408"></a>01408 <span class="preprocessor"></span>            const_reverse_iterator2 rend ()<span class="keyword"> const </span>{
<a name="l01409"></a>01409                 <span class="keywordflow">return</span> const_reverse_iterator2 (begin ());
<a name="l01410"></a>01410             }
<a name="l01411"></a>01411 <span class="preprocessor">#endif</span>
<a name="l01412"></a>01412 <span class="preprocessor"></span>
<a name="l01413"></a>01413             <span class="comment">// Indices</span>
<a name="l01414"></a>01414             BOOST_UBLAS_INLINE
<a name="l01415"></a>01415             size_type index1 ()<span class="keyword"> const </span>{
<a name="l01416"></a>01416                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01417"></a>01417                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01418"></a>01418                     BOOST_UBLAS_CHECK (it1_ != it1_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01419"></a>01419                     <span class="keywordflow">return</span> it1_.index1 ();
<a name="l01420"></a>01420                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01421"></a>01421                     BOOST_UBLAS_CHECK (it2_ != it2_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01422"></a>01422                     <span class="keywordflow">return</span> it2_.index2 ();
<a name="l01423"></a>01423                 }
<a name="l01424"></a>01424             }
<a name="l01425"></a>01425             BOOST_UBLAS_INLINE
<a name="l01426"></a>01426             size_type index2 ()<span class="keyword"> const </span>{
<a name="l01427"></a>01427                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01428"></a>01428                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01429"></a>01429                     BOOST_UBLAS_CHECK (it1_ != it1_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01430"></a>01430                     <span class="keywordflow">return</span> it1_.index2 ();
<a name="l01431"></a>01431                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01432"></a>01432                     BOOST_UBLAS_CHECK (it2_ != it2_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01433"></a>01433                     <span class="keywordflow">return</span> it2_.index1 ();
<a name="l01434"></a>01434                 }
<a name="l01435"></a>01435             }
<a name="l01436"></a>01436 
<a name="l01437"></a>01437             <span class="comment">// Assignment</span>
<a name="l01438"></a>01438             BOOST_UBLAS_INLINE
<a name="l01439"></a>01439             const_iterator1 &amp;operator = (<span class="keyword">const</span> const_iterator1 &amp;it) {
<a name="l01440"></a>01440                 container_const_reference&lt;self_type&gt;::assign (&amp;it ());
<a name="l01441"></a>01441                 begin_ = it.begin_;
<a name="l01442"></a>01442                 end_ = it.end_;
<a name="l01443"></a>01443                 current_ = it.current_;
<a name="l01444"></a>01444                 it1_begin_ = it.it1_begin_;
<a name="l01445"></a>01445                 it1_end_ = it.it1_end_;
<a name="l01446"></a>01446                 it1_ = it.it1_;
<a name="l01447"></a>01447                 it2_begin_ = it.it2_begin_;
<a name="l01448"></a>01448                 it2_end_ = it.it2_end_;
<a name="l01449"></a>01449                 it2_ = it.it2_;
<a name="l01450"></a>01450                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01451"></a>01451             }
<a name="l01452"></a>01452 
<a name="l01453"></a>01453             <span class="comment">// Comparison</span>
<a name="l01454"></a>01454             BOOST_UBLAS_INLINE
<a name="l01455"></a>01455             <span class="keywordtype">bool</span> operator == (<span class="keyword">const</span> const_iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l01456"></a>01456                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01457"></a>01457                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01458"></a>01458                 BOOST_UBLAS_CHECK (it.current_ == 0 || it.current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01459"></a>01459                 BOOST_UBLAS_CHECK (<span class="comment">/* begin_ == it.begin_ &amp;&amp; */</span> end_ == it.end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01460"></a>01460                 <span class="keywordflow">return</span> (current_ == 0 &amp;&amp; it.current_ == 0 &amp;&amp; it1_ == it.it1_) ||
<a name="l01461"></a>01461                        (current_ == 1 &amp;&amp; it.current_ == 1 &amp;&amp; it2_ == it.it2_);
<a name="l01462"></a>01462             }
<a name="l01463"></a>01463             BOOST_UBLAS_INLINE
<a name="l01464"></a>01464             <span class="keywordtype">bool</span> operator &lt; (<span class="keyword">const</span> const_iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l01465"></a>01465                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01466"></a>01466                 <span class="keywordflow">return</span> it - *<span class="keyword">this</span> &gt; 0;
<a name="l01467"></a>01467             }
<a name="l01468"></a>01468 
<a name="l01469"></a>01469         <span class="keyword">private</span>:
<a name="l01470"></a>01470             <span class="keywordtype">int</span> begin_;
<a name="l01471"></a>01471             <span class="keywordtype">int</span> end_;
<a name="l01472"></a>01472             <span class="keywordtype">int</span> current_;
<a name="l01473"></a>01473             const_subiterator1_type it1_begin_;
<a name="l01474"></a>01474             const_subiterator1_type it1_end_;
<a name="l01475"></a>01475             const_subiterator1_type it1_;
<a name="l01476"></a>01476             const_subiterator2_type it2_begin_;
<a name="l01477"></a>01477             const_subiterator2_type it2_end_;
<a name="l01478"></a>01478             const_subiterator2_type it2_;
<a name="l01479"></a>01479         };
<a name="l01480"></a>01480 <span class="preprocessor">#endif</span>
<a name="l01481"></a>01481 <span class="preprocessor"></span>
<a name="l01482"></a>01482         BOOST_UBLAS_INLINE
<a name="l01483"></a>01483         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> begin1 ()<span class="keyword"> const </span>{
<a name="l01484"></a>01484             <span class="keywordflow">return</span> find1 (0, 0, 0);
<a name="l01485"></a>01485         }
<a name="l01486"></a>01486         BOOST_UBLAS_INLINE
<a name="l01487"></a>01487         const_iterator1 end1 ()<span class="keyword"> const </span>{
<a name="l01488"></a>01488             <span class="keywordflow">return</span> find1 (0, size1 (), 0);
<a name="l01489"></a>01489         }
<a name="l01490"></a>01490 
<a name="l01491"></a>01491 <span class="preprocessor">#ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l01492"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">01492</a> <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a>:
<a name="l01493"></a>01493             <span class="keyword">public</span> container_reference&lt;symmetric_adaptor&gt;,
<a name="l01494"></a>01494             <span class="keyword">public</span> random_access_iterator_base&lt;typename iterator_restrict_traits&lt;
<a name="l01495"></a>01495                                                    typename subiterator1_type::iterator_category, packed_random_access_iterator_tag&gt;::iterator_category,
<a name="l01496"></a>01496                                                iterator1, value_type&gt; {
<a name="l01497"></a>01497         <span class="keyword">public</span>:
<a name="l01498"></a>01498             <span class="keyword">typedef</span> <span class="keyword">typename</span> subiterator1_type::value_type value_type;
<a name="l01499"></a>01499             <span class="keyword">typedef</span> <span class="keyword">typename</span> subiterator1_type::difference_type difference_type;
<a name="l01500"></a>01500             <span class="keyword">typedef</span> <span class="keyword">typename</span> subiterator1_type::reference reference;
<a name="l01501"></a>01501             <span class="keyword">typedef</span> <span class="keyword">typename</span> subiterator1_type::pointer pointer;
<a name="l01502"></a>01502 
<a name="l01503"></a>01503             <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">dual_iterator_type</a>;
<a name="l01504"></a>01504             <span class="keyword">typedef</span> reverse_iterator2 dual_reverse_iterator_type;
<a name="l01505"></a>01505 
<a name="l01506"></a>01506             <span class="comment">// Construction and destruction</span>
<a name="l01507"></a>01507             BOOST_UBLAS_INLINE
<a name="l01508"></a>01508             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a> ():
<a name="l01509"></a>01509                 container_reference&lt;self_type&gt; (), it1_ () {}
<a name="l01510"></a>01510             BOOST_UBLAS_INLINE
<a name="l01511"></a>01511             iterator1 (<a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a> &amp;m, <span class="keyword">const</span> subiterator1_type &amp;it1):
<a name="l01512"></a>01512                 container_reference&lt;self_type&gt; (m), it1_ (it1) {}
<a name="l01513"></a>01513 
<a name="l01514"></a>01514             <span class="comment">// Arithmetic</span>
<a name="l01515"></a>01515             BOOST_UBLAS_INLINE
<a name="l01516"></a>01516             iterator1 &amp;operator ++ () {
<a name="l01517"></a>01517                 ++ it1_;
<a name="l01518"></a>01518                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01519"></a>01519             }
<a name="l01520"></a>01520             BOOST_UBLAS_INLINE
<a name="l01521"></a>01521             iterator1 &amp;operator -- () {
<a name="l01522"></a>01522                 -- it1_;
<a name="l01523"></a>01523                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01524"></a>01524             }
<a name="l01525"></a>01525             BOOST_UBLAS_INLINE
<a name="l01526"></a>01526             iterator1 &amp;operator += (difference_type n) {
<a name="l01527"></a>01527                 it1_ += n;
<a name="l01528"></a>01528                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01529"></a>01529             }
<a name="l01530"></a>01530             BOOST_UBLAS_INLINE
<a name="l01531"></a>01531             iterator1 &amp;operator -= (difference_type n) {
<a name="l01532"></a>01532                 it1_ -= n;
<a name="l01533"></a>01533                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01534"></a>01534             }
<a name="l01535"></a>01535             BOOST_UBLAS_INLINE
<a name="l01536"></a>01536             difference_type operator - (<span class="keyword">const</span> iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l01537"></a>01537                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01538"></a>01538                 <span class="keywordflow">return</span> it1_ - it.it1_;
<a name="l01539"></a>01539             }
<a name="l01540"></a>01540 
<a name="l01541"></a>01541             <span class="comment">// Dereference</span>
<a name="l01542"></a>01542             BOOST_UBLAS_INLINE
<a name="l01543"></a>01543             reference operator * ()<span class="keyword"> const </span>{
<a name="l01544"></a>01544                 <span class="keywordflow">return</span> *it1_;
<a name="l01545"></a>01545             }
<a name="l01546"></a>01546             BOOST_UBLAS_INLINE
<a name="l01547"></a>01547             reference operator [] (difference_type n)<span class="keyword"> const </span>{
<a name="l01548"></a>01548                 <span class="keywordflow">return</span> *(*<span class="keyword">this</span> + n);
<a name="l01549"></a>01549             }
<a name="l01550"></a>01550 
<a name="l01551"></a>01551 <span class="preprocessor">#ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION</span>
<a name="l01552"></a>01552 <span class="preprocessor"></span>            BOOST_UBLAS_INLINE
<a name="l01553"></a>01553 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01554"></a>01554 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01555"></a>01555 <span class="preprocessor">#endif</span>
<a name="l01556"></a>01556 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a> begin ()<span class="keyword"> const </span>{
<a name="l01557"></a>01557                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find2 (1, index1 (), 0);
<a name="l01558"></a>01558             }
<a name="l01559"></a>01559             BOOST_UBLAS_INLINE
<a name="l01560"></a>01560 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01561"></a>01561 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01562"></a>01562 <span class="preprocessor">#endif</span>
<a name="l01563"></a>01563 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a> end ()<span class="keyword"> const </span>{
<a name="l01564"></a>01564                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find2 (1, index1 (), (*this) ().size2 ());
<a name="l01565"></a>01565             }
<a name="l01566"></a>01566             BOOST_UBLAS_INLINE
<a name="l01567"></a>01567 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01568"></a>01568 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01569"></a>01569 <span class="preprocessor">#endif</span>
<a name="l01570"></a>01570 <span class="preprocessor"></span>            reverse_iterator2 rbegin ()<span class="keyword"> const </span>{
<a name="l01571"></a>01571                 <span class="keywordflow">return</span> reverse_iterator2 (end ());
<a name="l01572"></a>01572             }
<a name="l01573"></a>01573             BOOST_UBLAS_INLINE
<a name="l01574"></a>01574 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01575"></a>01575 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01576"></a>01576 <span class="preprocessor">#endif</span>
<a name="l01577"></a>01577 <span class="preprocessor"></span>            reverse_iterator2 rend ()<span class="keyword"> const </span>{
<a name="l01578"></a>01578                 <span class="keywordflow">return</span> reverse_iterator2 (begin ());
<a name="l01579"></a>01579             }
<a name="l01580"></a>01580 <span class="preprocessor">#endif</span>
<a name="l01581"></a>01581 <span class="preprocessor"></span>
<a name="l01582"></a>01582             <span class="comment">// Indices</span>
<a name="l01583"></a>01583             BOOST_UBLAS_INLINE
<a name="l01584"></a>01584             size_type index1 ()<span class="keyword"> const </span>{
<a name="l01585"></a>01585                 <span class="keywordflow">return</span> it1_.index1 ();
<a name="l01586"></a>01586             }
<a name="l01587"></a>01587             BOOST_UBLAS_INLINE
<a name="l01588"></a>01588             size_type index2 ()<span class="keyword"> const </span>{
<a name="l01589"></a>01589                 <span class="keywordflow">return</span> it1_.index2 ();
<a name="l01590"></a>01590             }
<a name="l01591"></a>01591 
<a name="l01592"></a>01592             <span class="comment">// Assignment</span>
<a name="l01593"></a>01593             BOOST_UBLAS_INLINE
<a name="l01594"></a>01594             iterator1 &amp;operator = (<span class="keyword">const</span> iterator1 &amp;it) {
<a name="l01595"></a>01595                 container_reference&lt;self_type&gt;::assign (&amp;it ());
<a name="l01596"></a>01596                 it1_ = it.it1_;
<a name="l01597"></a>01597                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01598"></a>01598             }
<a name="l01599"></a>01599 
<a name="l01600"></a>01600             <span class="comment">// Comparison</span>
<a name="l01601"></a>01601             BOOST_UBLAS_INLINE
<a name="l01602"></a>01602             <span class="keywordtype">bool</span> operator == (<span class="keyword">const</span> iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l01603"></a>01603                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01604"></a>01604                 <span class="keywordflow">return</span> it1_ == it.it1_;
<a name="l01605"></a>01605             }
<a name="l01606"></a>01606             BOOST_UBLAS_INLINE
<a name="l01607"></a>01607             <span class="keywordtype">bool</span> operator &lt; (<span class="keyword">const</span> iterator1 &amp;it)<span class="keyword"> const </span>{
<a name="l01608"></a>01608                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01609"></a>01609                 <span class="keywordflow">return</span> it1_ &lt; it.it1_;
<a name="l01610"></a>01610             }
<a name="l01611"></a>01611 
<a name="l01612"></a>01612         <span class="keyword">private</span>:
<a name="l01613"></a>01613             subiterator1_type it1_;
<a name="l01614"></a>01614 
<a name="l01615"></a>01615             <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a>;
<a name="l01616"></a>01616         };
<a name="l01617"></a>01617 <span class="preprocessor">#endif</span>
<a name="l01618"></a>01618 <span class="preprocessor"></span>
<a name="l01619"></a>01619         BOOST_UBLAS_INLINE
<a name="l01620"></a>01620         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a> begin1 () {
<a name="l01621"></a>01621             <span class="keywordflow">return</span> find1 (0, 0, 0);
<a name="l01622"></a>01622         }
<a name="l01623"></a>01623         BOOST_UBLAS_INLINE
<a name="l01624"></a>01624         iterator1 end1 () {
<a name="l01625"></a>01625             <span class="keywordflow">return</span> find1 (0, size1 (), 0);
<a name="l01626"></a>01626         }
<a name="l01627"></a>01627 
<a name="l01628"></a>01628 <span class="preprocessor">#ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l01629"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">01629</a> <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a>:
<a name="l01630"></a>01630             <span class="keyword">public</span> container_const_reference&lt;symmetric_adaptor&gt;,
<a name="l01631"></a>01631             <span class="keyword">public</span> random_access_iterator_base&lt;typename iterator_restrict_traits&lt;
<a name="l01632"></a>01632                                                    typename const_subiterator2_type::iterator_category, dense_random_access_iterator_tag&gt;::iterator_category,
<a name="l01633"></a>01633                                                const_iterator2, value_type&gt; {
<a name="l01634"></a>01634         <span class="keyword">public</span>:
<a name="l01635"></a>01635             <span class="keyword">typedef</span> <span class="keyword">typename</span> const_subiterator2_type::value_type value_type;
<a name="l01636"></a>01636             <span class="keyword">typedef</span> <span class="keyword">typename</span> const_subiterator2_type::difference_type difference_type;
<a name="l01637"></a>01637             <span class="keyword">typedef</span> <span class="keyword">typename</span> const_subiterator2_type::reference reference;
<a name="l01638"></a>01638             <span class="keyword">typedef</span> <span class="keyword">typename</span> const_subiterator2_type::pointer pointer;
<a name="l01639"></a>01639 
<a name="l01640"></a>01640             <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">dual_iterator_type</a>;
<a name="l01641"></a>01641             <span class="keyword">typedef</span> const_reverse_iterator1 dual_reverse_iterator_type;
<a name="l01642"></a>01642 
<a name="l01643"></a>01643             <span class="comment">// Construction and destruction</span>
<a name="l01644"></a>01644             BOOST_UBLAS_INLINE
<a name="l01645"></a>01645             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> ():
<a name="l01646"></a>01646                 container_const_reference&lt;self_type&gt; (),
<a name="l01647"></a>01647                 begin_ (-1), end_ (-1), current_ (-1),
<a name="l01648"></a>01648                 it1_begin_ (), it1_end_ (), it1_ (),
<a name="l01649"></a>01649                 it2_begin_ (), it2_end_ (), it2_ () {}
<a name="l01650"></a>01650             BOOST_UBLAS_INLINE
<a name="l01651"></a>01651             const_iterator2 (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a> &amp;m, <span class="keywordtype">int</span> begin, <span class="keywordtype">int</span> end,
<a name="l01652"></a>01652                              <span class="keyword">const</span> const_subiterator1_type &amp;it1_begin, <span class="keyword">const</span> const_subiterator1_type &amp;it1_end,
<a name="l01653"></a>01653                              <span class="keyword">const</span> const_subiterator2_type &amp;it2_begin, <span class="keyword">const</span> const_subiterator2_type &amp;it2_end):
<a name="l01654"></a>01654                 container_const_reference&lt;self_type&gt; (m),
<a name="l01655"></a>01655                 begin_ (begin), end_ (end), current_ (begin),
<a name="l01656"></a>01656                 it1_begin_ (it1_begin), it1_end_ (it1_end), it1_ (it1_begin_),
<a name="l01657"></a>01657                 it2_begin_ (it2_begin), it2_end_ (it2_end), it2_ (it2_begin_) {
<a name="l01658"></a>01658                 <span class="keywordflow">if</span> (current_ == 0 &amp;&amp; it1_ == it1_end_)
<a name="l01659"></a>01659                     current_ = 1;
<a name="l01660"></a>01660                 <span class="keywordflow">if</span> (current_ == 1 &amp;&amp; it2_ == it2_end_)
<a name="l01661"></a>01661                     current_ = 0;
<a name="l01662"></a>01662                 <span class="keywordflow">if</span> ((current_ == 0 &amp;&amp; it1_ == it1_end_) ||
<a name="l01663"></a>01663                     (current_ == 1 &amp;&amp; it2_ == it2_end_))
<a name="l01664"></a>01664                     current_ = end_;
<a name="l01665"></a>01665                 BOOST_UBLAS_CHECK (current_ == end_ ||
<a name="l01666"></a>01666                                    (current_ == 0 &amp;&amp; it1_ != it1_end_) ||
<a name="l01667"></a>01667                                    (current_ == 1 &amp;&amp; it2_ != it2_end_), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01668"></a>01668             }
<a name="l01669"></a>01669             <span class="comment">// FIXME cannot compiler</span>
<a name="l01670"></a>01670             <span class="comment">//  iterator2 does not have these members!</span>
<a name="l01671"></a>01671             BOOST_UBLAS_INLINE
<a name="l01672"></a>01672             const_iterator2 (<span class="keyword">const</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a> &amp;it):
<a name="l01673"></a>01673                 container_const_reference&lt;self_type&gt; (it ()),
<a name="l01674"></a>01674                 begin_ (it.begin_), end_ (it.end_), current_ (it.current_),
<a name="l01675"></a>01675                 it1_begin_ (it.it1_begin_), it1_end_ (it.it1_end_), it1_ (it.it1_),
<a name="l01676"></a>01676                 it2_begin_ (it.it2_begin_), it2_end_ (it.it2_end_), it2_ (it.it2_) {
<a name="l01677"></a>01677                 BOOST_UBLAS_CHECK (current_ == end_ ||
<a name="l01678"></a>01678                                    (current_ == 0 &amp;&amp; it1_ != it1_end_) ||
<a name="l01679"></a>01679                                    (current_ == 1 &amp;&amp; it2_ != it2_end_), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01680"></a>01680             }
<a name="l01681"></a>01681 
<a name="l01682"></a>01682             <span class="comment">// Arithmetic</span>
<a name="l01683"></a>01683             BOOST_UBLAS_INLINE
<a name="l01684"></a>01684             const_iterator2 &amp;operator ++ () {
<a name="l01685"></a>01685                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01686"></a>01686                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01687"></a>01687                     BOOST_UBLAS_CHECK (it1_ != it1_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01688"></a>01688                     ++ it1_;
<a name="l01689"></a>01689                     <span class="keywordflow">if</span> (it1_ == it1_end_ &amp;&amp; end_ == 1) {
<a name="l01690"></a>01690                         it2_ = it2_begin_;
<a name="l01691"></a>01691                         current_ = 1;
<a name="l01692"></a>01692                     }
<a name="l01693"></a>01693                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01694"></a>01694                     BOOST_UBLAS_CHECK (it2_ != it2_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01695"></a>01695                     ++ it2_;
<a name="l01696"></a>01696                     <span class="keywordflow">if</span> (it2_ == it2_end_ &amp;&amp; end_ == 0) {
<a name="l01697"></a>01697                         it1_ = it1_begin_;
<a name="l01698"></a>01698                         current_ = 0;
<a name="l01699"></a>01699                     }
<a name="l01700"></a>01700                 }
<a name="l01701"></a>01701                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01702"></a>01702             }
<a name="l01703"></a>01703             BOOST_UBLAS_INLINE
<a name="l01704"></a>01704             const_iterator2 &amp;operator -- () {
<a name="l01705"></a>01705                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01706"></a>01706                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01707"></a>01707                     <span class="keywordflow">if</span> (it1_ == it1_begin_ &amp;&amp; begin_ == 1) {
<a name="l01708"></a>01708                         it2_ = it2_end_;
<a name="l01709"></a>01709                         BOOST_UBLAS_CHECK (it2_ != it2_begin_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01710"></a>01710                         -- it2_;
<a name="l01711"></a>01711                         current_ = 1;
<a name="l01712"></a>01712                     } <span class="keywordflow">else</span> {
<a name="l01713"></a>01713                         -- it1_;
<a name="l01714"></a>01714                     }
<a name="l01715"></a>01715                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01716"></a>01716                     <span class="keywordflow">if</span> (it2_ == it2_begin_ &amp;&amp; begin_ == 0) {
<a name="l01717"></a>01717                         it1_ = it1_end_;
<a name="l01718"></a>01718                         BOOST_UBLAS_CHECK (it1_ != it1_begin_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01719"></a>01719                         -- it1_;
<a name="l01720"></a>01720                         current_ = 0;
<a name="l01721"></a>01721                     } <span class="keywordflow">else</span> {
<a name="l01722"></a>01722                         -- it2_;
<a name="l01723"></a>01723                     }
<a name="l01724"></a>01724                 }
<a name="l01725"></a>01725                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01726"></a>01726             }
<a name="l01727"></a>01727             BOOST_UBLAS_INLINE
<a name="l01728"></a>01728             const_iterator2 &amp;operator += (difference_type n) {
<a name="l01729"></a>01729                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01730"></a>01730                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01731"></a>01731                     size_type d = (std::min) (n, it1_end_ - it1_);
<a name="l01732"></a>01732                     it1_ += d;
<a name="l01733"></a>01733                     n -= d;
<a name="l01734"></a>01734                     <span class="keywordflow">if</span> (n &gt; 0 || (end_ == 1 &amp;&amp; it1_ == it1_end_)) {
<a name="l01735"></a>01735                         BOOST_UBLAS_CHECK (end_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01736"></a>01736                         d = (std::min) (n, it2_end_ - it2_begin_);
<a name="l01737"></a>01737                         it2_ = it2_begin_ + d;
<a name="l01738"></a>01738                         n -= d;
<a name="l01739"></a>01739                         current_ = 1;
<a name="l01740"></a>01740                     }
<a name="l01741"></a>01741                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01742"></a>01742                     size_type d = (std::min) (n, it2_end_ - it2_);
<a name="l01743"></a>01743                     it2_ += d;
<a name="l01744"></a>01744                     n -= d;
<a name="l01745"></a>01745                     <span class="keywordflow">if</span> (n &gt; 0 || (end_ == 0 &amp;&amp; it2_ == it2_end_)) {
<a name="l01746"></a>01746                         BOOST_UBLAS_CHECK (end_ == 0, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01747"></a>01747                         d = (std::min) (n, it1_end_ - it1_begin_);
<a name="l01748"></a>01748                         it1_ = it1_begin_ + d;
<a name="l01749"></a>01749                         n -= d;
<a name="l01750"></a>01750                         current_ = 0;
<a name="l01751"></a>01751                     }
<a name="l01752"></a>01752                 }
<a name="l01753"></a>01753                 BOOST_UBLAS_CHECK (n == 0, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01754"></a>01754                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01755"></a>01755             }
<a name="l01756"></a>01756             BOOST_UBLAS_INLINE
<a name="l01757"></a>01757             const_iterator2 &amp;operator -= (difference_type n) {
<a name="l01758"></a>01758                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01759"></a>01759                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01760"></a>01760                     size_type d = (std::min) (n, it1_ - it1_begin_);
<a name="l01761"></a>01761                     it1_ -= d;
<a name="l01762"></a>01762                     n -= d;
<a name="l01763"></a>01763                     <span class="keywordflow">if</span> (n &gt; 0) {
<a name="l01764"></a>01764                         BOOST_UBLAS_CHECK (end_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01765"></a>01765                         d = (std::min) (n, it2_end_ - it2_begin_);
<a name="l01766"></a>01766                         it2_ = it2_end_ - d;
<a name="l01767"></a>01767                         n -= d;
<a name="l01768"></a>01768                         current_ = 1;
<a name="l01769"></a>01769                     }
<a name="l01770"></a>01770                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01771"></a>01771                     size_type d = (std::min) (n, it2_ - it2_begin_);
<a name="l01772"></a>01772                     it2_ -= d;
<a name="l01773"></a>01773                     n -= d;
<a name="l01774"></a>01774                     <span class="keywordflow">if</span> (n &gt; 0) {
<a name="l01775"></a>01775                         BOOST_UBLAS_CHECK (end_ == 0, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01776"></a>01776                         d = (std::min) (n, it1_end_ - it1_begin_);
<a name="l01777"></a>01777                         it1_ = it1_end_ - d;
<a name="l01778"></a>01778                         n -= d;
<a name="l01779"></a>01779                         current_ = 0;
<a name="l01780"></a>01780                     }
<a name="l01781"></a>01781                 }
<a name="l01782"></a>01782                 BOOST_UBLAS_CHECK (n == 0, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01783"></a>01783                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01784"></a>01784             }
<a name="l01785"></a>01785             BOOST_UBLAS_INLINE
<a name="l01786"></a>01786             difference_type operator - (<span class="keyword">const</span> const_iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l01787"></a>01787                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01788"></a>01788                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01789"></a>01789                 BOOST_UBLAS_CHECK (it.current_ == 0 || it.current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01790"></a>01790                 BOOST_UBLAS_CHECK (<span class="comment">/* begin_ == it.begin_ &amp;&amp; */</span> end_ == it.end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01791"></a>01791                 <span class="keywordflow">if</span> (current_ == 0 &amp;&amp; it.current_ == 0) {
<a name="l01792"></a>01792                     <span class="keywordflow">return</span> it1_ - it.it1_;
<a name="l01793"></a>01793                 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (current_ == 0 &amp;&amp; it.current_ == 1) {
<a name="l01794"></a>01794                     <span class="keywordflow">if</span> (end_ == 1 &amp;&amp; it.end_ == 1) {
<a name="l01795"></a>01795                         <span class="keywordflow">return</span> (it1_ - it.it1_end_) + (it.it2_begin_ - it.it2_);
<a name="l01796"></a>01796                     } <span class="keywordflow">else</span> <span class="comment">/* if (end_ == 0 &amp;&amp; it.end_ == 0) */</span> {
<a name="l01797"></a>01797                         <span class="keywordflow">return</span> (it1_ - it.it1_begin_) + (it.it2_end_ - it.it2_);
<a name="l01798"></a>01798                     }
<a name="l01799"></a>01799 
<a name="l01800"></a>01800                 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (current_ == 1 &amp;&amp; it.current_ == 0) {
<a name="l01801"></a>01801                     <span class="keywordflow">if</span> (end_ == 1 &amp;&amp; it.end_ == 1) {
<a name="l01802"></a>01802                         <span class="keywordflow">return</span> (it2_ - it.it2_begin_) + (it.it1_end_ - it.it1_);
<a name="l01803"></a>01803                     } <span class="keywordflow">else</span> <span class="comment">/* if (end_ == 0 &amp;&amp; it.end_ == 0) */</span> {
<a name="l01804"></a>01804                         <span class="keywordflow">return</span> (it2_ - it.it2_end_) + (it.it1_begin_ - it.it1_);
<a name="l01805"></a>01805                     }
<a name="l01806"></a>01806                 }
<a name="l01807"></a>01807                 <span class="comment">/* current_ == 1 &amp;&amp; it.current_ == 1 */</span> {
<a name="l01808"></a>01808                     <span class="keywordflow">return</span> it2_ - it.it2_;
<a name="l01809"></a>01809                 }
<a name="l01810"></a>01810             }
<a name="l01811"></a>01811 
<a name="l01812"></a>01812             <span class="comment">// Dereference</span>
<a name="l01813"></a>01813             BOOST_UBLAS_INLINE
<a name="l01814"></a>01814             const_reference operator * ()<span class="keyword"> const </span>{
<a name="l01815"></a>01815                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01816"></a>01816                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01817"></a>01817                     BOOST_UBLAS_CHECK (it1_ != it1_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01818"></a>01818                     <span class="keywordflow">return</span> *it1_;
<a name="l01819"></a>01819                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01820"></a>01820                     BOOST_UBLAS_CHECK (it2_ != it2_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01821"></a>01821                     <span class="keywordflow">return</span> *it2_;
<a name="l01822"></a>01822                 }
<a name="l01823"></a>01823             }
<a name="l01824"></a>01824             BOOST_UBLAS_INLINE
<a name="l01825"></a>01825             const_reference operator [] (difference_type n)<span class="keyword"> const </span>{
<a name="l01826"></a>01826                 <span class="keywordflow">return</span> *(*<span class="keyword">this</span> + n);
<a name="l01827"></a>01827             }
<a name="l01828"></a>01828 
<a name="l01829"></a>01829 <span class="preprocessor">#ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION</span>
<a name="l01830"></a>01830 <span class="preprocessor"></span>            BOOST_UBLAS_INLINE
<a name="l01831"></a>01831 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01832"></a>01832 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01833"></a>01833 <span class="preprocessor">#endif</span>
<a name="l01834"></a>01834 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> begin ()<span class="keyword"> const </span>{
<a name="l01835"></a>01835                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find1 (1, 0, index2 ());
<a name="l01836"></a>01836             }
<a name="l01837"></a>01837             BOOST_UBLAS_INLINE
<a name="l01838"></a>01838 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01839"></a>01839 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01840"></a>01840 <span class="preprocessor">#endif</span>
<a name="l01841"></a>01841 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator1.html">const_iterator1</a> end ()<span class="keyword"> const </span>{
<a name="l01842"></a>01842                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find1 (1, (*<span class="keyword">this</span>) ().size1 (), index2 ());
<a name="l01843"></a>01843             }
<a name="l01844"></a>01844             BOOST_UBLAS_INLINE
<a name="l01845"></a>01845 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01846"></a>01846 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01847"></a>01847 <span class="preprocessor">#endif</span>
<a name="l01848"></a>01848 <span class="preprocessor"></span>            const_reverse_iterator1 rbegin ()<span class="keyword"> const </span>{
<a name="l01849"></a>01849                 <span class="keywordflow">return</span> const_reverse_iterator1 (end ());
<a name="l01850"></a>01850             }
<a name="l01851"></a>01851             BOOST_UBLAS_INLINE
<a name="l01852"></a>01852 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l01853"></a>01853 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l01854"></a>01854 <span class="preprocessor">#endif</span>
<a name="l01855"></a>01855 <span class="preprocessor"></span>            const_reverse_iterator1 rend ()<span class="keyword"> const </span>{
<a name="l01856"></a>01856                 <span class="keywordflow">return</span> const_reverse_iterator1 (begin ());
<a name="l01857"></a>01857             }
<a name="l01858"></a>01858 <span class="preprocessor">#endif</span>
<a name="l01859"></a>01859 <span class="preprocessor"></span>
<a name="l01860"></a>01860             <span class="comment">// Indices</span>
<a name="l01861"></a>01861             BOOST_UBLAS_INLINE
<a name="l01862"></a>01862             size_type index1 ()<span class="keyword"> const </span>{
<a name="l01863"></a>01863                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01864"></a>01864                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01865"></a>01865                     BOOST_UBLAS_CHECK (it1_ != it1_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01866"></a>01866                     <span class="keywordflow">return</span> it1_.index2 ();
<a name="l01867"></a>01867                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01868"></a>01868                     BOOST_UBLAS_CHECK (it2_ != it2_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01869"></a>01869                     <span class="keywordflow">return</span> it2_.index1 ();
<a name="l01870"></a>01870                 }
<a name="l01871"></a>01871             }
<a name="l01872"></a>01872             BOOST_UBLAS_INLINE
<a name="l01873"></a>01873             size_type index2 ()<span class="keyword"> const </span>{
<a name="l01874"></a>01874                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01875"></a>01875                 <span class="keywordflow">if</span> (current_ == 0) {
<a name="l01876"></a>01876                     BOOST_UBLAS_CHECK (it1_ != it1_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01877"></a>01877                     <span class="keywordflow">return</span> it1_.index1 ();
<a name="l01878"></a>01878                 } <span class="keywordflow">else</span> <span class="comment">/* if (current_ == 1) */</span> {
<a name="l01879"></a>01879                     BOOST_UBLAS_CHECK (it2_ != it2_end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01880"></a>01880                     <span class="keywordflow">return</span> it2_.index2 ();
<a name="l01881"></a>01881                 }
<a name="l01882"></a>01882             }
<a name="l01883"></a>01883 
<a name="l01884"></a>01884             <span class="comment">// Assignment</span>
<a name="l01885"></a>01885             BOOST_UBLAS_INLINE
<a name="l01886"></a>01886             const_iterator2 &amp;operator = (<span class="keyword">const</span> const_iterator2 &amp;it) {
<a name="l01887"></a>01887                 container_const_reference&lt;self_type&gt;::assign (&amp;it ());
<a name="l01888"></a>01888                 begin_ = it.begin_;
<a name="l01889"></a>01889                 end_ = it.end_;
<a name="l01890"></a>01890                 current_ = it.current_;
<a name="l01891"></a>01891                 it1_begin_ = it.it1_begin_;
<a name="l01892"></a>01892                 it1_end_ = it.it1_end_;
<a name="l01893"></a>01893                 it1_ = it.it1_;
<a name="l01894"></a>01894                 it2_begin_ = it.it2_begin_;
<a name="l01895"></a>01895                 it2_end_ = it.it2_end_;
<a name="l01896"></a>01896                 it2_ = it.it2_;
<a name="l01897"></a>01897                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01898"></a>01898             }
<a name="l01899"></a>01899 
<a name="l01900"></a>01900             <span class="comment">// Comparison</span>
<a name="l01901"></a>01901             BOOST_UBLAS_INLINE
<a name="l01902"></a>01902             <span class="keywordtype">bool</span> operator == (<span class="keyword">const</span> const_iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l01903"></a>01903                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01904"></a>01904                 BOOST_UBLAS_CHECK (current_ == 0 || current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01905"></a>01905                 BOOST_UBLAS_CHECK (it.current_ == 0 || it.current_ == 1, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01906"></a>01906                 BOOST_UBLAS_CHECK (<span class="comment">/* begin_ == it.begin_ &amp;&amp; */</span> end_ == it.end_, <a class="code" href="structboost_1_1numeric_1_1ublas_1_1internal__logic.html" title="Expception raised when some interal errors occurs like computations errors, zeros...">internal_logic</a> ());
<a name="l01907"></a>01907                 <span class="keywordflow">return</span> (current_ == 0 &amp;&amp; it.current_ == 0 &amp;&amp; it1_ == it.it1_) ||
<a name="l01908"></a>01908                        (current_ == 1 &amp;&amp; it.current_ == 1 &amp;&amp; it2_ == it.it2_);
<a name="l01909"></a>01909             }
<a name="l01910"></a>01910             BOOST_UBLAS_INLINE
<a name="l01911"></a>01911             <span class="keywordtype">bool</span> operator &lt; (<span class="keyword">const</span> const_iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l01912"></a>01912                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01913"></a>01913                 <span class="keywordflow">return</span> it - *<span class="keyword">this</span> &gt; 0;
<a name="l01914"></a>01914             }
<a name="l01915"></a>01915 
<a name="l01916"></a>01916         <span class="keyword">private</span>:
<a name="l01917"></a>01917             <span class="keywordtype">int</span> begin_;
<a name="l01918"></a>01918             <span class="keywordtype">int</span> end_;
<a name="l01919"></a>01919             <span class="keywordtype">int</span> current_;
<a name="l01920"></a>01920             const_subiterator1_type it1_begin_;
<a name="l01921"></a>01921             const_subiterator1_type it1_end_;
<a name="l01922"></a>01922             const_subiterator1_type it1_;
<a name="l01923"></a>01923             const_subiterator2_type it2_begin_;
<a name="l01924"></a>01924             const_subiterator2_type it2_end_;
<a name="l01925"></a>01925             const_subiterator2_type it2_;
<a name="l01926"></a>01926         };
<a name="l01927"></a>01927 <span class="preprocessor">#endif</span>
<a name="l01928"></a>01928 <span class="preprocessor"></span>
<a name="l01929"></a>01929         BOOST_UBLAS_INLINE
<a name="l01930"></a>01930         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a> begin2 ()<span class="keyword"> const </span>{
<a name="l01931"></a>01931             <span class="keywordflow">return</span> find2 (0, 0, 0);
<a name="l01932"></a>01932         }
<a name="l01933"></a>01933         BOOST_UBLAS_INLINE
<a name="l01934"></a>01934         const_iterator2 end2 ()<span class="keyword"> const </span>{
<a name="l01935"></a>01935             <span class="keywordflow">return</span> find2 (0, 0, size2 ());
<a name="l01936"></a>01936         }
<a name="l01937"></a>01937 
<a name="l01938"></a>01938 <span class="preprocessor">#ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR</span>
<a name="l01939"></a><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">01939</a> <span class="preprocessor"></span>        <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a>:
<a name="l01940"></a>01940             <span class="keyword">public</span> container_reference&lt;symmetric_adaptor&gt;,
<a name="l01941"></a>01941             <span class="keyword">public</span> random_access_iterator_base&lt;typename iterator_restrict_traits&lt;
<a name="l01942"></a>01942                                                    typename subiterator2_type::iterator_category, packed_random_access_iterator_tag&gt;::iterator_category,
<a name="l01943"></a>01943                                                iterator2, value_type&gt; {
<a name="l01944"></a>01944         <span class="keyword">public</span>:
<a name="l01945"></a>01945             <span class="keyword">typedef</span> <span class="keyword">typename</span> subiterator2_type::value_type value_type;
<a name="l01946"></a>01946             <span class="keyword">typedef</span> <span class="keyword">typename</span> subiterator2_type::difference_type difference_type;
<a name="l01947"></a>01947             <span class="keyword">typedef</span> <span class="keyword">typename</span> subiterator2_type::reference reference;
<a name="l01948"></a>01948             <span class="keyword">typedef</span> <span class="keyword">typename</span> subiterator2_type::pointer pointer;
<a name="l01949"></a>01949 
<a name="l01950"></a>01950             <span class="keyword">typedef</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">dual_iterator_type</a>;
<a name="l01951"></a>01951             <span class="keyword">typedef</span> reverse_iterator1 dual_reverse_iterator_type;
<a name="l01952"></a>01952 
<a name="l01953"></a>01953             <span class="comment">// Construction and destruction</span>
<a name="l01954"></a>01954             BOOST_UBLAS_INLINE
<a name="l01955"></a>01955             <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a> ():
<a name="l01956"></a>01956                 container_reference&lt;self_type&gt; (), it2_ () {}
<a name="l01957"></a>01957             BOOST_UBLAS_INLINE
<a name="l01958"></a>01958             iterator2 (<a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a> &amp;m, <span class="keyword">const</span> subiterator2_type &amp;it2):
<a name="l01959"></a>01959                 container_reference&lt;self_type&gt; (m), it2_ (it2) {}
<a name="l01960"></a>01960 
<a name="l01961"></a>01961             <span class="comment">// Arithmetic</span>
<a name="l01962"></a>01962             BOOST_UBLAS_INLINE
<a name="l01963"></a>01963             iterator2 &amp;operator ++ () {
<a name="l01964"></a>01964                 ++ it2_;
<a name="l01965"></a>01965                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01966"></a>01966             }
<a name="l01967"></a>01967             BOOST_UBLAS_INLINE
<a name="l01968"></a>01968             iterator2 &amp;operator -- () {
<a name="l01969"></a>01969                 -- it2_;
<a name="l01970"></a>01970                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01971"></a>01971             }
<a name="l01972"></a>01972             BOOST_UBLAS_INLINE
<a name="l01973"></a>01973             iterator2 &amp;operator += (difference_type n) {
<a name="l01974"></a>01974                 it2_ += n;
<a name="l01975"></a>01975                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01976"></a>01976             }
<a name="l01977"></a>01977             BOOST_UBLAS_INLINE
<a name="l01978"></a>01978             iterator2 &amp;operator -= (difference_type n) {
<a name="l01979"></a>01979                 it2_ -= n;
<a name="l01980"></a>01980                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l01981"></a>01981             }
<a name="l01982"></a>01982             BOOST_UBLAS_INLINE
<a name="l01983"></a>01983             difference_type operator - (<span class="keyword">const</span> iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l01984"></a>01984                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l01985"></a>01985                 <span class="keywordflow">return</span> it2_ - it.it2_;
<a name="l01986"></a>01986             }
<a name="l01987"></a>01987 
<a name="l01988"></a>01988             <span class="comment">// Dereference</span>
<a name="l01989"></a>01989             BOOST_UBLAS_INLINE
<a name="l01990"></a>01990             reference operator * ()<span class="keyword"> const </span>{
<a name="l01991"></a>01991                 <span class="keywordflow">return</span> *it2_;
<a name="l01992"></a>01992             }
<a name="l01993"></a>01993             BOOST_UBLAS_INLINE
<a name="l01994"></a>01994             reference operator [] (difference_type n)<span class="keyword"> const </span>{
<a name="l01995"></a>01995                 <span class="keywordflow">return</span> *(*<span class="keyword">this</span> + n);
<a name="l01996"></a>01996             }
<a name="l01997"></a>01997 
<a name="l01998"></a>01998 <span class="preprocessor">#ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION</span>
<a name="l01999"></a>01999 <span class="preprocessor"></span>            BOOST_UBLAS_INLINE
<a name="l02000"></a>02000 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l02001"></a>02001 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l02002"></a>02002 <span class="preprocessor">#endif</span>
<a name="l02003"></a>02003 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a> begin ()<span class="keyword"> const </span>{
<a name="l02004"></a>02004                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find1 (1, 0, index2 ());
<a name="l02005"></a>02005             }
<a name="l02006"></a>02006             BOOST_UBLAS_INLINE
<a name="l02007"></a>02007 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l02008"></a>02008 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l02009"></a>02009 <span class="preprocessor">#endif</span>
<a name="l02010"></a>02010 <span class="preprocessor"></span>            <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator1.html">iterator1</a> end ()<span class="keyword"> const </span>{
<a name="l02011"></a>02011                 <span class="keywordflow">return</span> (*<span class="keyword">this</span>) ().find1 (1, (*<span class="keyword">this</span>) ().size1 (), index2 ());
<a name="l02012"></a>02012             }
<a name="l02013"></a>02013             BOOST_UBLAS_INLINE
<a name="l02014"></a>02014 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l02015"></a>02015 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l02016"></a>02016 <span class="preprocessor">#endif</span>
<a name="l02017"></a>02017 <span class="preprocessor"></span>            reverse_iterator1 rbegin ()<span class="keyword"> const </span>{
<a name="l02018"></a>02018                 <span class="keywordflow">return</span> reverse_iterator1 (end ());
<a name="l02019"></a>02019             }
<a name="l02020"></a>02020             BOOST_UBLAS_INLINE
<a name="l02021"></a>02021 <span class="preprocessor">#ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION</span>
<a name="l02022"></a>02022 <span class="preprocessor"></span>            <span class="keyword">typename</span> <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor.html">self_type</a>::
<a name="l02023"></a>02023 <span class="preprocessor">#endif</span>
<a name="l02024"></a>02024 <span class="preprocessor"></span>            reverse_iterator1 rend ()<span class="keyword"> const </span>{
<a name="l02025"></a>02025                 <span class="keywordflow">return</span> reverse_iterator1 (begin ());
<a name="l02026"></a>02026             }
<a name="l02027"></a>02027 <span class="preprocessor">#endif</span>
<a name="l02028"></a>02028 <span class="preprocessor"></span>
<a name="l02029"></a>02029             <span class="comment">// Indices</span>
<a name="l02030"></a>02030             BOOST_UBLAS_INLINE
<a name="l02031"></a>02031             size_type index1 ()<span class="keyword"> const </span>{
<a name="l02032"></a>02032                 <span class="keywordflow">return</span> it2_.index1 ();
<a name="l02033"></a>02033             }
<a name="l02034"></a>02034             BOOST_UBLAS_INLINE
<a name="l02035"></a>02035             size_type index2 ()<span class="keyword"> const </span>{
<a name="l02036"></a>02036                 <span class="keywordflow">return</span> it2_.index2 ();
<a name="l02037"></a>02037             }
<a name="l02038"></a>02038 
<a name="l02039"></a>02039             <span class="comment">// Assignment</span>
<a name="l02040"></a>02040             BOOST_UBLAS_INLINE
<a name="l02041"></a>02041             iterator2 &amp;operator = (<span class="keyword">const</span> iterator2 &amp;it) {
<a name="l02042"></a>02042                 container_reference&lt;self_type&gt;::assign (&amp;it ());
<a name="l02043"></a>02043                 it2_ = it.it2_;
<a name="l02044"></a>02044                 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l02045"></a>02045             }
<a name="l02046"></a>02046 
<a name="l02047"></a>02047             <span class="comment">// Comparison</span>
<a name="l02048"></a>02048             BOOST_UBLAS_INLINE
<a name="l02049"></a>02049             <span class="keywordtype">bool</span> operator == (<span class="keyword">const</span> iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l02050"></a>02050                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l02051"></a>02051                 <span class="keywordflow">return</span> it2_ == it.it2_;
<a name="l02052"></a>02052             }
<a name="l02053"></a>02053             BOOST_UBLAS_INLINE
<a name="l02054"></a>02054             <span class="keywordtype">bool</span> operator &lt; (<span class="keyword">const</span> iterator2 &amp;it)<span class="keyword"> const </span>{
<a name="l02055"></a>02055                 BOOST_UBLAS_CHECK (&amp;(*<span class="keyword">this</span>) () == &amp;it (), <a class="code" href="structboost_1_1numeric_1_1ublas_1_1external__logic.html">external_logic</a> ());
<a name="l02056"></a>02056                 <span class="keywordflow">return</span> it2_ &lt; it.it2_;
<a name="l02057"></a>02057             }
<a name="l02058"></a>02058 
<a name="l02059"></a>02059         <span class="keyword">private</span>:
<a name="l02060"></a>02060             subiterator2_type it2_;
<a name="l02061"></a>02061 
<a name="l02062"></a>02062             <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1const__iterator2.html">const_iterator2</a>;
<a name="l02063"></a>02063         };
<a name="l02064"></a>02064 <span class="preprocessor">#endif</span>
<a name="l02065"></a>02065 <span class="preprocessor"></span>
<a name="l02066"></a>02066         BOOST_UBLAS_INLINE
<a name="l02067"></a>02067         <a class="code" href="classboost_1_1numeric_1_1ublas_1_1symmetric__adaptor_1_1iterator2.html">iterator2</a> begin2 () {
<a name="l02068"></a>02068             <span class="keywordflow">return</span> find2 (0, 0, 0);
<a name="l02069"></a>02069         }
<a name="l02070"></a>02070         BOOST_UBLAS_INLINE
<a name="l02071"></a>02071         iterator2 end2 () {
<a name="l02072"></a>02072             <span class="keywordflow">return</span> find2 (0, 0, size2 ());
<a name="l02073"></a>02073         }
<a name="l02074"></a>02074 
<a name="l02075"></a>02075         <span class="comment">// Reverse iterators</span>
<a name="l02076"></a>02076 
<a name="l02077"></a>02077         BOOST_UBLAS_INLINE
<a name="l02078"></a>02078         const_reverse_iterator1 rbegin1 ()<span class="keyword"> const </span>{
<a name="l02079"></a>02079             <span class="keywordflow">return</span> const_reverse_iterator1 (end1 ());
<a name="l02080"></a>02080         }
<a name="l02081"></a>02081         BOOST_UBLAS_INLINE
<a name="l02082"></a>02082         const_reverse_iterator1 rend1 ()<span class="keyword"> const </span>{
<a name="l02083"></a>02083             <span class="keywordflow">return</span> const_reverse_iterator1 (begin1 ());
<a name="l02084"></a>02084         }
<a name="l02085"></a>02085 
<a name="l02086"></a>02086         BOOST_UBLAS_INLINE
<a name="l02087"></a>02087         reverse_iterator1 rbegin1 () {
<a name="l02088"></a>02088             <span class="keywordflow">return</span> reverse_iterator1 (end1 ());
<a name="l02089"></a>02089         }
<a name="l02090"></a>02090         BOOST_UBLAS_INLINE
<a name="l02091"></a>02091         reverse_iterator1 rend1 () {
<a name="l02092"></a>02092             <span class="keywordflow">return</span> reverse_iterator1 (begin1 ());
<a name="l02093"></a>02093         }
<a name="l02094"></a>02094 
<a name="l02095"></a>02095         BOOST_UBLAS_INLINE
<a name="l02096"></a>02096         const_reverse_iterator2 rbegin2 ()<span class="keyword"> const </span>{
<a name="l02097"></a>02097             <span class="keywordflow">return</span> const_reverse_iterator2 (end2 ());
<a name="l02098"></a>02098         }
<a name="l02099"></a>02099         BOOST_UBLAS_INLINE
<a name="l02100"></a>02100         const_reverse_iterator2 rend2 ()<span class="keyword"> const </span>{
<a name="l02101"></a>02101             <span class="keywordflow">return</span> const_reverse_iterator2 (begin2 ());
<a name="l02102"></a>02102         }
<a name="l02103"></a>02103 
<a name="l02104"></a>02104         BOOST_UBLAS_INLINE
<a name="l02105"></a>02105         reverse_iterator2 rbegin2 () {
<a name="l02106"></a>02106             <span class="keywordflow">return</span> reverse_iterator2 (end2 ());
<a name="l02107"></a>02107         }
<a name="l02108"></a>02108         BOOST_UBLAS_INLINE
<a name="l02109"></a>02109         reverse_iterator2 rend2 () {
<a name="l02110"></a>02110             <span class="keywordflow">return</span> reverse_iterator2 (begin2 ());
<a name="l02111"></a>02111         }
<a name="l02112"></a>02112 
<a name="l02113"></a>02113     <span class="keyword">private</span>:
<a name="l02114"></a>02114         matrix_closure_type data_;
<a name="l02115"></a>02115     };
<a name="l02116"></a>02116 
<a name="l02117"></a>02117     <span class="comment">// Specialization for temporary_traits</span>
<a name="l02118"></a>02118     <span class="keyword">template</span> &lt;<span class="keyword">class</span> M, <span class="keyword">class</span> TRI&gt;
<a name="l02119"></a><a class="code" href="structboost_1_1numeric_1_1ublas_1_1vector__temporary__traits_3_01symmetric__adaptor_3_01_m_00_01_t_r_i_01_4_01_4.html">02119</a>     <span class="keyword">struct </span>vector_temporary_traits&lt; symmetric_adaptor&lt;M, TRI&gt; &gt;
<a name="l02120"></a>02120     : vector_temporary_traits&lt; M &gt; {} ;
<a name="l02121"></a>02121     <span class="keyword">template</span> &lt;<span class="keyword">class</span> M, <span class="keyword">class</span> TRI&gt;
<a name="l02122"></a><a class="code" href="structboost_1_1numeric_1_1ublas_1_1vector__temporary__traits_3_01const_01symmetric__adaptor_3_01_m_00_01_t_r_i_01_4_01_4.html">02122</a>     <span class="keyword">struct </span>vector_temporary_traits&lt; const symmetric_adaptor&lt;M, TRI&gt; &gt;
<a name="l02123"></a>02123     : vector_temporary_traits&lt; M &gt; {} ;
<a name="l02124"></a>02124 
<a name="l02125"></a>02125     <span class="keyword">template</span> &lt;<span class="keyword">class</span> M, <span class="keyword">class</span> TRI&gt;
<a name="l02126"></a><a class="code" href="structboost_1_1numeric_1_1ublas_1_1matrix__temporary__traits_3_01symmetric__adaptor_3_01_m_00_01_t_r_i_01_4_01_4.html">02126</a>     <span class="keyword">struct </span>matrix_temporary_traits&lt; symmetric_adaptor&lt;M, TRI&gt; &gt;
<a name="l02127"></a>02127     : matrix_temporary_traits&lt; M &gt; {} ;
<a name="l02128"></a>02128     <span class="keyword">template</span> &lt;<span class="keyword">class</span> M, <span class="keyword">class</span> TRI&gt;
<a name="l02129"></a><a class="code" href="structboost_1_1numeric_1_1ublas_1_1matrix__temporary__traits_3_01const_01symmetric__adaptor_3_01_m_00_01_t_r_i_01_4_01_4.html">02129</a>     <span class="keyword">struct </span>matrix_temporary_traits&lt; const symmetric_adaptor&lt;M, TRI&gt; &gt;
<a name="l02130"></a>02130     : matrix_temporary_traits&lt; M &gt; {} ;
<a name="l02131"></a>02131 
<a name="l02132"></a>02132 }}}
<a name="l02133"></a>02133 
<a name="l02134"></a>02134 <span class="preprocessor">#endif</span>
</pre></div></div>
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