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<title>SuperLU: SRC/smyblas2.c File Reference</title>
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<h1>SRC/smyblas2.c File Reference</h1>Level 2 Blas operations. <a href="#_details">More...</a>
<p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="smyblas2_8c.html#2c2e291d9f0825630425f05925633916">slsolve</a> (int ldm, int ncol, float *M, float *rhs)</td></tr>
 
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Solves a dense UNIT lower triangular system.  <a href="#2c2e291d9f0825630425f05925633916"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="smyblas2_8c.html#32cc084708387e72f8f7d269226237a0">susolve</a> (int ldm, int ncol, float *M, float *rhs)</td></tr>
 
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Solves a dense upper triangular system.  <a href="#32cc084708387e72f8f7d269226237a0"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="smyblas2_8c.html#3ba02ba32ea4e0eae40802c9c5d082e1">smatvec</a> (int ldm, int nrow, int ncol, float *M, float *vec, float *Mxvec)</td></tr>
 
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Performs a dense matrix-vector multiply: Mxvec = Mxvec + M * vec.  <a href="#3ba02ba32ea4e0eae40802c9c5d082e1"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
<pre>
 -- SuperLU routine (version 2.0) --
 Univ. of California Berkeley, Xerox Palo Alto Research Center,
 and Lawrence Berkeley National Lab.
 November 15, 1997
 </pre> Purpose: Level 2 BLAS operations: solves and matvec, written in C. Note: This is only used when the system lacks an efficient BLAS library.  <hr><h2>Function Documentation</h2>
<a class="anchor" name="2c2e291d9f0825630425f05925633916"></a><!-- doxytag: member="smyblas2.c::slsolve" ref="2c2e291d9f0825630425f05925633916" args="(int ldm, int ncol, float *M, float *rhs)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void slsolve           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>ldm</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>ncol</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float *&nbsp;</td>
          <td class="paramname"> <em>M</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float *&nbsp;</td>
          <td class="paramname"> <em>rhs</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">
 
<p>
The unit lower triangular matrix is stored in a 2D array M(1:nrow,1:ncol). The solution will be returned in the rhs vector. 
</div>
</div><p>
<a class="anchor" name="3ba02ba32ea4e0eae40802c9c5d082e1"></a><!-- doxytag: member="smyblas2.c::smatvec" ref="3ba02ba32ea4e0eae40802c9c5d082e1" args="(int ldm, int nrow, int ncol, float *M, float *vec, float *Mxvec)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void smatvec           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>ldm</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>nrow</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>ncol</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float *&nbsp;</td>
          <td class="paramname"> <em>M</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float *&nbsp;</td>
          <td class="paramname"> <em>vec</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float *&nbsp;</td>
          <td class="paramname"> <em>Mxvec</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">
 
<p>
The input matrix is M(1:nrow,1:ncol); The product is returned in Mxvec[]. 
</div>
</div><p>
<a class="anchor" name="32cc084708387e72f8f7d269226237a0"></a><!-- doxytag: member="smyblas2.c::susolve" ref="32cc084708387e72f8f7d269226237a0" args="(int ldm, int ncol, float *M, float *rhs)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void susolve           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>ldm</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>ncol</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float *&nbsp;</td>
          <td class="paramname"> <em>M</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float *&nbsp;</td>
          <td class="paramname"> <em>rhs</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">
 
<p>
The upper triangular matrix is stored in a 2-dim array M(1:ldm,1:ncol). The solution will be returned in the rhs vector. 
</div>
</div><p>
</div>
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