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<div class="title">assumptions.h</div> </div>
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<a href="assumptions_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*****************************************************************************/</span><span class="comment"></span>
<a name="l00002"></a>00002 <span class="comment">/*!</span>
<a name="l00003"></a>00003 <span class="comment"> * \file assumptions.h</span>
<a name="l00004"></a>00004 <span class="comment"> * </span>
<a name="l00005"></a>00005 <span class="comment"> * Author: Sergey Berezin</span>
<a name="l00006"></a>00006 <span class="comment"> * </span>
<a name="l00007"></a>00007 <span class="comment"> * Created: Dec 10 00:37:49 GMT 2002</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * <hr></span>
<a name="l00010"></a>00010 <span class="comment"> *</span>
<a name="l00011"></a>00011 <span class="comment"> * License to use, copy, modify, sell and/or distribute this software</span>
<a name="l00012"></a>00012 <span class="comment"> * and its documentation for any purpose is hereby granted without</span>
<a name="l00013"></a>00013 <span class="comment"> * royalty, subject to the terms and conditions defined in the \ref</span>
<a name="l00014"></a>00014 <span class="comment"> * LICENSE file provided with this distribution.</span>
<a name="l00015"></a>00015 <span class="comment"> * </span>
<a name="l00016"></a>00016 <span class="comment"> * <hr></span>
<a name="l00017"></a>00017 <span class="comment"> * </span>
<a name="l00018"></a>00018 <span class="comment"> */</span>
<a name="l00019"></a>00019 <span class="comment">/*****************************************************************************/</span>
<a name="l00020"></a>00020 <span class="comment">// CLASS: Assumptions</span>
<a name="l00021"></a>00021 <span class="comment">//</span>
<a name="l00022"></a>00022 <span class="comment">// AUTHOR: Sergey Berezin, 12/03/2002</span>
<a name="l00023"></a>00023 <span class="comment">//</span>
<a name="l00024"></a>00024 <span class="comment">// Abstract:</span>
<a name="l00025"></a>00025 <span class="comment">//</span>
<a name="l00026"></a>00026 <span class="comment">// Mathematically, the value of class Assumptions is a set of pairs</span>
<a name="l00027"></a>00027 <span class="comment">// 'u:A' on the LHS of the Theorem's sequent. Both u and A are Expr.</span>
<a name="l00028"></a>00028 <span class="comment">//</span>
<a name="l00029"></a>00029 <span class="comment">// Null assumptions is almost always treated as the empty set. The</span>
<a name="l00030"></a>00030 <span class="comment">// only exception: iterators cannot be constructed for Null.</span>
<a name="l00031"></a>00031 <span class="comment">//</span>
<a name="l00032"></a>00032 <span class="comment">// This interface should be used as little as possible by the users of</span>
<a name="l00033"></a>00033 <span class="comment">// Theorem class.</span><span class="comment"></span>
<a name="l00034"></a>00034 <span class="comment">///////////////////////////////////////////////////////////////////////////////</span>
<a name="l00035"></a>00035 <span class="comment"></span><span class="preprocessor">#ifndef _cvc3__expr_h_</span>
<a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="expr_8h.html" title="Definition of the API to expression package. See class Expr for details.">expr.h</a>"</span>
<a name="l00037"></a>00037 <span class="preprocessor">#endif</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span>
<a name="l00039"></a>00039 <span class="preprocessor">#ifndef _cvc3__assumptions_h_</span>
<a name="l00040"></a><a class="code" href="assumptions_8h.html#a2e083a3bb2d9c30f646fc2e59f46c97f">00040</a> <span class="preprocessor"></span><span class="preprocessor">#define _cvc3__assumptions_h_</span>
<a name="l00041"></a>00041 <span class="preprocessor"></span>
<a name="l00042"></a>00042 <span class="preprocessor">#include "<a class="code" href="theorem_8h.html">theorem.h</a>"</span>
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="keyword">namespace </span>CVC3 {
<a name="l00045"></a>00045
<a name="l00046"></a><a class="code" href="classCVC3_1_1Assumptions.html">00046</a> <span class="keyword">class </span><a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a> {
<a name="l00047"></a>00047 <span class="keyword">private</span>:
<a name="l00048"></a><a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">00048</a> std::vector<Theorem> <a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>;
<a name="l00049"></a><a class="code" href="classCVC3_1_1Assumptions.html#a660c863825a5efd492db1b93769efbfe">00049</a> <span class="keyword">static</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a> <a class="code" href="classCVC3_1_1Assumptions.html#a660c863825a5efd492db1b93769efbfe">s_empty</a>;
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="keyword">private</span>:
<a name="l00052"></a>00052 <span class="comment">// Private constructor for internal use. Assumes v != NULL.</span>
<a name="l00053"></a>00053 <span class="comment">// Assumptions(AssumptionsValue *v);</span>
<a name="l00054"></a>00054
<a name="l00055"></a>00055 <span class="comment">// helper function for []</span>
<a name="l00056"></a>00056 <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& <a class="code" href="classCVC3_1_1Assumptions.html#a9d4f8e2ab0bee667188a42f1e0ab1a98">findTheorem</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e) <span class="keyword">const</span>;
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classCVC3_1_1Assumptions.html#a2fd592d43e21629722887fe7b812b8b6">findExpr</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& a, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e,
<a name="l00059"></a>00059 std::vector<Theorem>& gamma);
<a name="l00060"></a>00060 <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classCVC3_1_1Assumptions.html#a2aee19965a0ec1adcd927f7c40b7064f">findExprs</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& a, <span class="keyword">const</span> std::vector<Expr>& es,
<a name="l00061"></a>00061 std::vector<Theorem>& gamma);
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="keywordtype">void</span> <a class="code" href="classCVC3_1_1Assumptions.html#a72ece655220d8976c4090006eb7b0b40">add</a>(<span class="keyword">const</span> std::vector<Theorem>& thms);
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <span class="keyword">public</span>:<span class="comment"></span>
<a name="l00066"></a>00066 <span class="comment"> //! Default constructor: no value is created</span>
<a name="l00067"></a><a class="code" href="classCVC3_1_1Assumptions.html#a48495ccaf5ba3bd448712573b1cd2d51">00067</a> <span class="comment"></span> <a class="code" href="classCVC3_1_1Assumptions.html#a48495ccaf5ba3bd448712573b1cd2d51" title="Default constructor: no value is created.">Assumptions</a>() { }<span class="comment"></span>
<a name="l00068"></a>00068 <span class="comment"> //! Constructor from a vector of theorems</span>
<a name="l00069"></a>00069 <span class="comment"></span> <a class="code" href="classCVC3_1_1Assumptions.html#a48495ccaf5ba3bd448712573b1cd2d51" title="Default constructor: no value is created.">Assumptions</a>(<span class="keyword">const</span> std::vector<Theorem>& v);<span class="comment"></span>
<a name="l00070"></a>00070 <span class="comment"> //! Constructor for one theorem (common case)</span>
<a name="l00071"></a><a class="code" href="classCVC3_1_1Assumptions.html#a057ea30fb46ac9c437fa78fc533c08d1">00071</a> <span class="comment"></span> <a class="code" href="classCVC3_1_1Assumptions.html#a057ea30fb46ac9c437fa78fc533c08d1" title="Constructor for one theorem (common case)">Assumptions</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& t) { <a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>.push_back(t); }<span class="comment"></span>
<a name="l00072"></a>00072 <span class="comment"> //! Constructor for two theorems (common case)</span>
<a name="l00073"></a>00073 <span class="comment"></span> <a class="code" href="classCVC3_1_1Assumptions.html#a48495ccaf5ba3bd448712573b1cd2d51" title="Default constructor: no value is created.">Assumptions</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& t1, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& t2);
<a name="l00074"></a>00074
<a name="l00075"></a>00075 <span class="comment">// Destructor</span>
<a name="l00076"></a><a class="code" href="classCVC3_1_1Assumptions.html#ae2a8910654b704d67450b80ca5caf538">00076</a> <a class="code" href="classCVC3_1_1Assumptions.html#ae2a8910654b704d67450b80ca5caf538">~Assumptions</a>() {}
<a name="l00077"></a>00077 <span class="comment">// Copy constructor.</span>
<a name="l00078"></a><a class="code" href="classCVC3_1_1Assumptions.html#aaf50a6162028fb8210e5ee992712769f">00078</a> <a class="code" href="classCVC3_1_1Assumptions.html#aaf50a6162028fb8210e5ee992712769f">Assumptions</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a> &assump) : <a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>(assump.<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>) {}
<a name="l00079"></a>00079 <span class="comment">// Assignment.</span>
<a name="l00080"></a><a class="code" href="classCVC3_1_1Assumptions.html#a9813efe16db162994c6b2aece8d950fb">00080</a> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a> &<a class="code" href="classCVC3_1_1Assumptions.html#a9813efe16db162994c6b2aece8d950fb">operator=</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a> &assump)
<a name="l00081"></a>00081 { <a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a> = assump.<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
<a name="l00082"></a>00082
<a name="l00083"></a><a class="code" href="classCVC3_1_1Assumptions.html#af309a39e2e013cc62b6d94c5812ad86b">00083</a> <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& <a class="code" href="classCVC3_1_1Assumptions.html#af309a39e2e013cc62b6d94c5812ad86b">emptyAssump</a>() { <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Assumptions.html#a660c863825a5efd492db1b93769efbfe">s_empty</a>; }
<a name="l00084"></a>00084
<a name="l00085"></a><a class="code" href="classCVC3_1_1Assumptions.html#a519110edce1cffe144c636e404a29ff4">00085</a> <span class="keywordtype">void</span> <a class="code" href="classCVC3_1_1Assumptions.html#a519110edce1cffe144c636e404a29ff4">add1</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& t) {
<a name="l00086"></a>00086 <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>.empty(), <span class="stringliteral">"expected empty vector"</span>);
<a name="l00087"></a>00087 <a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>.push_back(t);
<a name="l00088"></a>00088 }
<a name="l00089"></a>00089 <span class="keywordtype">void</span> <a class="code" href="classCVC3_1_1Assumptions.html#a72ece655220d8976c4090006eb7b0b40">add</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& t);
<a name="l00090"></a><a class="code" href="classCVC3_1_1Assumptions.html#ab9cabf6c8400905fa896e73e2dc60010">00090</a> <span class="keywordtype">void</span> <a class="code" href="classCVC3_1_1Assumptions.html#ab9cabf6c8400905fa896e73e2dc60010">add</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& a) { <a class="code" href="classCVC3_1_1Assumptions.html#ab9cabf6c8400905fa896e73e2dc60010">add</a>(a.<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>); }
<a name="l00091"></a>00091 <span class="comment">// clear the set of assumptions</span>
<a name="l00092"></a><a class="code" href="classCVC3_1_1Assumptions.html#ab34a834ee653d1b34f042a6202c05b13">00092</a> <span class="keywordtype">void</span> <a class="code" href="classCVC3_1_1Assumptions.html#ab34a834ee653d1b34f042a6202c05b13">clear</a>() { <a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>.clear(); }
<a name="l00093"></a>00093 <span class="comment">// get the size</span>
<a name="l00094"></a><a class="code" href="classCVC3_1_1Assumptions.html#ad6687116416453b9120a6e97141b631d">00094</a> <span class="keywordtype">unsigned</span> <a class="code" href="classCVC3_1_1Assumptions.html#ad6687116416453b9120a6e97141b631d">size</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>.size(); }
<a name="l00095"></a><a class="code" href="classCVC3_1_1Assumptions.html#a37da34b71944a11667d6af0fbd45651b">00095</a> <span class="keywordtype">bool</span> <a class="code" href="classCVC3_1_1Assumptions.html#a37da34b71944a11667d6af0fbd45651b">empty</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>.empty(); }
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="comment">// needed by TheoremValue</span>
<a name="l00098"></a><a class="code" href="classCVC3_1_1Assumptions.html#a247df9fd4650ca8c58b3524bb6d393f4">00098</a> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& <a class="code" href="classCVC3_1_1Assumptions.html#a247df9fd4650ca8c58b3524bb6d393f4">getFirst</a>() {
<a name="l00099"></a>00099 <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(<a class="code" href="classCVC3_1_1Assumptions.html#ad6687116416453b9120a6e97141b631d">size</a>() > 0, <span class="stringliteral">"Expected size > 0"</span>);
<a name="l00100"></a>00100 <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>[0];
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="comment">// Print functions</span>
<a name="l00104"></a>00104 std::string <a class="code" href="classCVC3_1_1Assumptions.html#ab1e6eca463ad7b98c0c2d2d31bb5d1dd">toString</a>() <span class="keyword">const</span>;
<a name="l00105"></a>00105 <span class="keywordtype">void</span> <a class="code" href="classCVC3_1_1Assumptions.html#afefe1857c30806381eb0f8f7fa3d88c4">print</a>() <span class="keyword">const</span>;
<a name="l00106"></a>00106
<a name="l00107"></a>00107 <span class="comment">// Return Assumption associated with the expression. The</span>
<a name="l00108"></a>00108 <span class="comment">// value will be Null if the assumption is not in the set.</span>
<a name="l00109"></a>00109 <span class="comment">//</span>
<a name="l00110"></a>00110 <span class="comment">// NOTE: do not try to assign anything to the result, it won't work.</span>
<a name="l00111"></a>00111 <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& <a class="code" href="classCVC3_1_1Assumptions.html#a6acec430850e6bcc418d2c65e164a520">operator[]</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e) <span class="keyword">const</span>;
<a name="l00112"></a>00112
<a name="l00113"></a>00113 <span class="comment">// find only searches through current set of assumptions, will not recurse</span>
<a name="l00114"></a>00114 <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& <a class="code" href="classCVC3_1_1Assumptions.html#acafacf59eb34d2e188931a016a87c61b">find</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e) <span class="keyword">const</span>;
<a name="l00115"></a>00115 <span class="comment"></span>
<a name="l00116"></a>00116 <span class="comment"> //! Iterator for the Assumptions: points to class Theorem.</span>
<a name="l00117"></a>00117 <span class="comment"></span><span class="comment"> /*! Cannot inherit from vector<Theorem>::const_iterator in gcc 2.96 */</span>
<a name="l00118"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html">00118</a> <span class="keyword">class </span><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html" title="Iterator for the Assumptions: points to class Theorem.">iterator</a> : <span class="keyword">public</span> std::<a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html" title="Iterator for the Assumptions: points to class Theorem.">iterator</a><std::input_iterator_tag,Theorem,ptrdiff_t> {
<a name="l00119"></a>00119 <span class="comment">// Let's be friends</span>
<a name="l00120"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#af2f6075245839ecb6e143bfd29ff8da8">00120</a> <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>;
<a name="l00121"></a>00121 <span class="keyword">private</span>:
<a name="l00122"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">00122</a> std::vector<Theorem>::const_iterator <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">d_it</a>;
<a name="l00123"></a>00123
<a name="l00124"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a7e73108ab54a48c4fe3de4413ff31654">00124</a> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a7e73108ab54a48c4fe3de4413ff31654">iterator</a>(<span class="keyword">const</span> std::vector<Theorem>::const_iterator& i): <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">d_it</a>(i) { }
<a name="l00125"></a>00125 <span class="keyword">public</span>:<span class="comment"></span>
<a name="l00126"></a>00126 <span class="comment"> //! Default constructor</span>
<a name="l00127"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a2e6c3cff1b62716aeb64c4da8927b43f">00127</a> <span class="comment"></span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a2e6c3cff1b62716aeb64c4da8927b43f" title="Default constructor.">iterator</a>() { }<span class="comment"></span>
<a name="l00128"></a>00128 <span class="comment"> //! Destructor</span>
<a name="l00129"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a33fa24676afff6d5ec0c9200a9e24715">00129</a> <span class="comment"></span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a33fa24676afff6d5ec0c9200a9e24715" title="Destructor.">~iterator</a>() { }<span class="comment"></span>
<a name="l00130"></a>00130 <span class="comment"> //! Equality</span>
<a name="l00131"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a4bcc518f862e9253beebfe542ef6a0a8">00131</a> <span class="comment"></span> <span class="keywordtype">bool</span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a4bcc518f862e9253beebfe542ef6a0a8" title="Equality.">operator==</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html" title="Iterator for the Assumptions: points to class Theorem.">iterator</a>& i)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (<a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">d_it</a> == i.<a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">d_it</a>); }<span class="comment"></span>
<a name="l00132"></a>00132 <span class="comment"> //! Disequality</span>
<a name="l00133"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#ae6804a23a0e8f94bd297ad09eda0275b">00133</a> <span class="comment"></span> <span class="keywordtype">bool</span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#ae6804a23a0e8f94bd297ad09eda0275b" title="Disequality.">operator!=</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html" title="Iterator for the Assumptions: points to class Theorem.">iterator</a>& i)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (<a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">d_it</a> != i.<a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">d_it</a>); }<span class="comment"></span>
<a name="l00134"></a>00134 <span class="comment"> //! Dereference operator</span>
<a name="l00135"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a51ae7f5ee40baecf99286a6161576f35">00135</a> <span class="comment"></span> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a51ae7f5ee40baecf99286a6161576f35" title="Dereference operator.">operator*</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *<a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">d_it</a>; }<span class="comment"></span>
<a name="l00136"></a>00136 <span class="comment"> //! Member dereference operator</span>
<a name="l00137"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a3779224fd9f382d7f66f84f4aca7aefc">00137</a> <span class="comment"></span> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>* <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a3779224fd9f382d7f66f84f4aca7aefc" title="Member dereference operator.">operator-></a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> &(<a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a51ae7f5ee40baecf99286a6161576f35" title="Dereference operator.">operator*</a>()); }<span class="comment"></span>
<a name="l00138"></a>00138 <span class="comment"> //! Prefix increment</span>
<a name="l00139"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a71147a498f3351639d0575d0a766f75d">00139</a> <span class="comment"></span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html" title="Iterator for the Assumptions: points to class Theorem.">iterator</a>& <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a71147a498f3351639d0575d0a766f75d" title="Prefix increment.">operator++</a>() { ++<a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">d_it</a>; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }<span class="comment"></span>
<a name="l00140"></a>00140 <span class="comment"> //! Proxy class for postfix increment</span>
<a name="l00141"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html">00141</a> <span class="comment"></span> <span class="keyword">class </span><a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html" title="Proxy class for postfix increment.">Proxy</a> {
<a name="l00142"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html#ae3a0bac1492484c533366243069002a4">00142</a> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>* <a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html#ae3a0bac1492484c533366243069002a4">d_t</a>;
<a name="l00143"></a>00143 <span class="keyword">public</span>:
<a name="l00144"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html#a650aec83decb46ef12a3a9009796f762">00144</a> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html#a650aec83decb46ef12a3a9009796f762">Proxy</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& t) : <a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html#ae3a0bac1492484c533366243069002a4">d_t</a>(&t) { }
<a name="l00145"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html#a8ff79b5ea37c69f70888d27938fbae6c">00145</a> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& <a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html#a8ff79b5ea37c69f70888d27938fbae6c">operator*</a>() { <span class="keywordflow">return</span> *<a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html#ae3a0bac1492484c533366243069002a4">d_t</a>; }
<a name="l00146"></a>00146 };<span class="comment"></span>
<a name="l00147"></a>00147 <span class="comment"> //! Postfix increment</span>
<a name="l00148"></a><a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a7737ba61fadae877c92c44888084ad42">00148</a> <span class="comment"></span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html" title="Proxy class for postfix increment.">Proxy</a> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#a7737ba61fadae877c92c44888084ad42" title="Postfix increment.">operator++</a>(<span class="keywordtype">int</span>) { <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator_1_1Proxy.html" title="Proxy class for postfix increment.">Proxy</a>(*(<a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html#abdc5f6e288aa9e54eb0ecb07bf5186e1">d_it</a>++)); }
<a name="l00149"></a>00149 };
<a name="l00150"></a>00150
<a name="l00151"></a><a class="code" href="classCVC3_1_1Assumptions.html#ac3e7d0e1796c83edf687aac063bdba06">00151</a> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html" title="Iterator for the Assumptions: points to class Theorem.">iterator</a> <a class="code" href="classCVC3_1_1Assumptions.html#ac3e7d0e1796c83edf687aac063bdba06">begin</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html" title="Iterator for the Assumptions: points to class Theorem.">iterator</a>(<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>.begin()); }
<a name="l00152"></a><a class="code" href="classCVC3_1_1Assumptions.html#afc875bbe97e4e2d74a2cdc824f783bfb">00152</a> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html" title="Iterator for the Assumptions: points to class Theorem.">iterator</a> <a class="code" href="classCVC3_1_1Assumptions.html#afc875bbe97e4e2d74a2cdc824f783bfb">end</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Assumptions_1_1iterator.html" title="Iterator for the Assumptions: points to class Theorem.">iterator</a>(<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>.end()); }
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="comment">// Merging assumptions</span>
<a name="l00155"></a>00155 <span class="comment">// friend Assumptions operator+(const Assumptions& a1, const Assumptions& a2);</span>
<a name="l00156"></a>00156 <span class="comment"></span>
<a name="l00157"></a>00157 <span class="comment"> //! Returns all (recursive) assumptions except e</span>
<a name="l00158"></a>00158 <span class="comment"></span> <span class="keyword">friend</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a> <a class="code" href="classCVC3_1_1Assumptions.html#ae7979a5513c61abea383d419bb38b32a" title="Returns all (recursive) assumptions except e.">operator-</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& a, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e);<span class="comment"></span>
<a name="l00159"></a>00159 <span class="comment"> //! Returns all (recursive) assumptions except those in es</span>
<a name="l00160"></a>00160 <span class="comment"></span> <span class="keyword">friend</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a> <a class="code" href="classCVC3_1_1Assumptions.html#ae7979a5513c61abea383d419bb38b32a" title="Returns all (recursive) assumptions except e.">operator-</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& a,
<a name="l00161"></a>00161 <span class="keyword">const</span> std::vector<Expr>& es);
<a name="l00162"></a>00162
<a name="l00163"></a>00163 <span class="keyword">friend</span> std::ostream& <a class="code" href="classCVC3_1_1Assumptions.html#a00df12f458d21e3fb60a5d53b7eede49">operator<<</a>(std::ostream& os,
<a name="l00164"></a>00164 <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a> &assump);
<a name="l00165"></a>00165
<a name="l00166"></a><a class="code" href="classCVC3_1_1Assumptions.html#a80f32d3c8b6067fd975edfdb901ef404">00166</a> <span class="keyword">friend</span> <span class="keywordtype">bool</span> <a class="code" href="classCVC3_1_1Assumptions.html#a80f32d3c8b6067fd975edfdb901ef404">operator==</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& a1, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& a2)
<a name="l00167"></a>00167 { <span class="keywordflow">return</span> a1.<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a> == a2.<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>; }
<a name="l00168"></a><a class="code" href="classCVC3_1_1Assumptions.html#a1f01e3a71cd2e93b28adc84ba99c46d2">00168</a> <span class="keyword">friend</span> <span class="keywordtype">bool</span> <a class="code" href="classCVC3_1_1Assumptions.html#a1f01e3a71cd2e93b28adc84ba99c46d2">operator!=</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& a1, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a>& a2)
<a name="l00169"></a>00169 { <span class="keywordflow">return</span> a1.<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a> != a2.<a class="code" href="classCVC3_1_1Assumptions.html#a510d7d883844766ec1fd9003bbf6d66c">d_vector</a>; }
<a name="l00170"></a>00170
<a name="l00171"></a>00171 }; <span class="comment">// end of class Assumptions</span>
<a name="l00172"></a>00172
<a name="l00173"></a>00173 } <span class="comment">// end of namespace CVC3</span>
<a name="l00174"></a>00174
<a name="l00175"></a>00175 <span class="preprocessor">#endif</span>
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