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<p>Apply Conjugate Gradient method to solve the Schur matrix.
<a href="#details">More...</a></p>
<p><a href="dsdpcg_8c_source.html">Go to the source code of this file.</a></p>
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Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="dsdpcg_8c.html#a6f1f6f35fc31a5bec5c06b152a4b4105">DSDPCGSolve</a> (<a class="el" href="structDSDP__C.html">DSDP</a> dsdp, <a class="el" href="structDSDPSchurMat__C.html">DSDPSchurMat</a> MM, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> RHS, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> X, double cgtol, <a class="el" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65">DSDPTruth</a> *success)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Apply CG to solve for the step directions. <a href="#a6f1f6f35fc31a5bec5c06b152a4b4105"></a><br/></td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Apply Conjugate Gradient method to solve the Schur matrix. </p>
<p>Definition in file <a class="el" href="dsdpcg_8c_source.html">dsdpcg.c</a>.</p>
</div><hr/><h2>Function Documentation</h2>
<a class="anchor" id="a6f1f6f35fc31a5bec5c06b152a4b4105"></a><!-- doxytag: member="dsdpcg.c::DSDPCGSolve" ref="a6f1f6f35fc31a5bec5c06b152a4b4105" args="(DSDP dsdp, DSDPSchurMat MM, DSDPVec RHS, DSDPVec X, double cgtol, DSDPTruth *success)" -->
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<td class="memname">int DSDPCGSolve </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structDSDP__C.html">DSDP</a> </td>
<td class="paramname"><em>dsdp</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structDSDPSchurMat__C.html">DSDPSchurMat</a> </td>
<td class="paramname"><em>MM</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> </td>
<td class="paramname"><em>RHS</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> </td>
<td class="paramname"><em>X</em>, </td>
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<td class="paramtype">double </td>
<td class="paramname"><em>cgtol</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65">DSDPTruth</a> * </td>
<td class="paramname"><em>success</em> </td>
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<td></td>
<td>)</td>
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<p>Apply CG to solve for the step directions. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">dsdp</td><td>the solver </td></tr>
<tr><td class="paramname">MM</td><td>matrix </td></tr>
<tr><td class="paramname">RHS</td><td>right-hand side </td></tr>
<tr><td class="paramname">X</td><td>solution </td></tr>
<tr><td class="paramname">cgtol</td><td>accuracy </td></tr>
<tr><td class="paramname">success</td><td>output whether a solution of suitable accuracy was found </td></tr>
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<p>Definition at line <a class="el" href="dsdpcg_8c_source.html#l00239">239</a> of file <a class="el" href="dsdpcg_8c_source.html">dsdpcg.c</a>.</p>
<p>Referenced by <a class="el" href="dualalg_8c_source.html#l00370">DSDPComputeDualStepDirections()</a>, and <a class="el" href="dualalg_8c_source.html#l00121">DSDPSolveDynamicRho()</a>.</p>
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