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<title>SuperLU: SRC/ilu_ddrop_row.c File Reference</title>
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<h1>SRC/ilu_ddrop_row.c File Reference</h1>Drop small rows from L. <a href="#_details">More...</a>
<p>
<code>#include <math.h></code><br>
<code>#include <stdlib.h></code><br>
<code>#include "<a class="el" href="slu__ddefs_8h-source.html">slu_ddefs.h</a>"</code><br>
<table border="0" cellpadding="0" cellspacing="0">
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<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#009fa596702c2777985e4fca6477566e">dswap_</a> (int *, double[], int *, double[], int *)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#5112358cf2de43341aaff9fba0066afc">daxpy_</a> (int *, double *, double[], int *, double[], int *)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#24a0d368c78074384922e9d10b43f820">dcopy_</a> (int *, double[], int *, double[], int *)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#be00831e789ca38cf884de56ddf70bd7">dasum_</a> (int *, double *, int *)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#d36414a4f46a1195a7f6c5d3480d3118">dnrm2_</a> (int *, double *, int *)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#61a0022627cc1977966c0067f1f12e26">dnrm2_</a> (int *, double[], int *)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#fdb24942915626f5de65c50cb31c267a">idamax_</a> (int *, double[], int *)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static int </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#8ddf1742e9078a786574bb5aa80aed2a">_compare_</a> (const void *a, const void *b)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#380317801e05b11930fd1e094db34179">ilu_ddrop_row</a> (<a class="el" href="structsuperlu__options__t.html">superlu_options_t</a> *options, int first, int last, double drop_tol, int quota, int *nnzLj, double *fill_tol, <a class="el" href="structGlobalLU__t.html">GlobalLU_t</a> *Glu, double dwork[], double dwork2[], int lastc)</td></tr>
<tr><td colspan="2"><br><h2>Variables</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static double * </td><td class="memItemRight" valign="bottom"><a class="el" href="ilu__ddrop__row_8c.html#c900805a486cbb8489e3c176ed6e0d8e">A</a></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
<pre>
-- SuperLU routine (version 4.1) --
Lawrence Berkeley National Laboratory.
June 30, 2009
</pre> <hr><h2>Function Documentation</h2>
<a class="anchor" name="8ddf1742e9078a786574bb5aa80aed2a"></a><!-- doxytag: member="ilu_ddrop_row.c::_compare_" ref="8ddf1742e9078a786574bb5aa80aed2a" args="(const void *a, const void *b)" -->
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<td class="memname">static int _compare_ </td>
<td>(</td>
<td class="paramtype">const void * </td>
<td class="paramname"> <em>a</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const void * </td>
<td class="paramname"> <em>b</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td width="100%"><code> [static]</code></td>
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<a class="anchor" name="be00831e789ca38cf884de56ddf70bd7"></a><!-- doxytag: member="ilu_ddrop_row.c::dasum_" ref="be00831e789ca38cf884de56ddf70bd7" args="(int *, double *, int *)" -->
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<td class="memname">double dasum_ </td>
<td>(</td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double * </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname"></td><td> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td><td width="100%"></td>
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<a class="anchor" name="5112358cf2de43341aaff9fba0066afc"></a><!-- doxytag: member="ilu_ddrop_row.c::daxpy_" ref="5112358cf2de43341aaff9fba0066afc" args="(int *, double *, double[], int *, double[], int *)" -->
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<td class="memname">void daxpy_ </td>
<td>(</td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double * </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname">[], </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname">[], </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname"></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td width="100%"></td>
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<a class="anchor" name="24a0d368c78074384922e9d10b43f820"></a><!-- doxytag: member="ilu_ddrop_row.c::dcopy_" ref="24a0d368c78074384922e9d10b43f820" args="(int *, double[], int *, double[], int *)" -->
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<td class="memname">void dcopy_ </td>
<td>(</td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname">[], </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname">[], </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname"></td><td> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td><td width="100%"></td>
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<p>
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<a class="anchor" name="61a0022627cc1977966c0067f1f12e26"></a><!-- doxytag: member="ilu_ddrop_row.c::dnrm2_" ref="61a0022627cc1977966c0067f1f12e26" args="(int *, double[], int *)" -->
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<td class="memname">double dnrm2_ </td>
<td>(</td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname">[], </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname"></td><td> </td>
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<td>)</td>
<td></td><td></td><td width="100%"></td>
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</div>
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<a class="anchor" name="d36414a4f46a1195a7f6c5d3480d3118"></a><!-- doxytag: member="ilu_ddrop_row.c::dnrm2_" ref="d36414a4f46a1195a7f6c5d3480d3118" args="(int *, double *, int *)" -->
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<td class="memname">double dnrm2_ </td>
<td>(</td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double * </td>
<td class="paramname">, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname"></td><td> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td><td width="100%"></td>
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<a class="anchor" name="009fa596702c2777985e4fca6477566e"></a><!-- doxytag: member="ilu_ddrop_row.c::dswap_" ref="009fa596702c2777985e4fca6477566e" args="(int *, double[], int *, double[], int *)" -->
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<td class="memname">void dswap_ </td>
<td>(</td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname">[], </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname">[], </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname"></td><td> </td>
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<td>)</td>
<td></td><td></td><td width="100%"></td>
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<a class="anchor" name="fdb24942915626f5de65c50cb31c267a"></a><!-- doxytag: member="ilu_ddrop_row.c::idamax_" ref="fdb24942915626f5de65c50cb31c267a" args="(int *, double[], int *)" -->
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<td class="memname">int idamax_ </td>
<td>(</td>
<td class="paramtype">int * </td>
<td class="paramname">, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname">[], </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int * </td>
<td class="paramname"></td><td> </td>
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<td>)</td>
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<a class="anchor" name="380317801e05b11930fd1e094db34179"></a><!-- doxytag: member="ilu_ddrop_row.c::ilu_ddrop_row" ref="380317801e05b11930fd1e094db34179" args="(superlu_options_t *options, int first, int last, double drop_tol, int quota, int *nnzLj, double *fill_tol, GlobalLU_t *Glu, double dwork[], double dwork2[], int lastc)" -->
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<td class="memname">int ilu_ddrop_row </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structsuperlu__options__t.html">superlu_options_t</a> * </td>
<td class="paramname"> <em>options</em>, </td>
</tr>
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<td class="paramtype">int </td>
<td class="paramname"> <em>first</em>, </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>last</em>, </td>
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<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>drop_tol</em>, </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>quota</em>, </td>
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<td class="paramtype">int * </td>
<td class="paramname"> <em>nnzLj</em>, </td>
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<td class="paramtype">double * </td>
<td class="paramname"> <em>fill_tol</em>, </td>
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<td></td>
<td class="paramtype"><a class="el" href="structGlobalLU__t.html">GlobalLU_t</a> * </td>
<td class="paramname"> <em>Glu</em>, </td>
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<td class="paramtype">double </td>
<td class="paramname"> <em>dwork</em>[], </td>
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<td class="paramtype">double </td>
<td class="paramname"> <em>dwork2</em>[], </td>
</tr>
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<td class="paramtype">int </td>
<td class="paramname"> <em>lastc</em></td><td> </td>
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<td>)</td>
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<pre>
Purpose
=======
<a class="el" href="ilu__ddrop__row_8c.html#380317801e05b11930fd1e094db34179">ilu_ddrop_row()</a> - Drop some small rows from the previous
supernode (L-part only).
</pre>
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<hr><h2>Variable Documentation</h2>
<a class="anchor" name="c900805a486cbb8489e3c176ed6e0d8e"></a><!-- doxytag: member="ilu_ddrop_row.c::A" ref="c900805a486cbb8489e3c176ed6e0d8e" args="" -->
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<td class="memname">double* <a class="el" href="ilu__zdrop__row_8c.html#c900805a486cbb8489e3c176ed6e0d8e">A</a><code> [static]</code> </td>
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