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<div class="title">sdpcompute.c File Reference</div> </div>
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<p>Compute the gradient vector and Hessian matrix. Also compute X matrices.
<a href="#details">More...</a></p>
<p><a href="sdpcompute_8c_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="sdpcompute_8c.html#a342d54641970a32dc4abd9c7b3d674a8">SDPConeComputeHessian</a> (<a class="el" href="structSDPCone__C.html">SDPCone</a> sdpcone, double mu, <a class="el" href="structDSDPSchurMat__C.html">DSDPSchurMat</a> M, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> vrhs1, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> vrhs2)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Compute the Hessian to the barrier term. <a href="#a342d54641970a32dc4abd9c7b3d674a8"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="sdpcompute_8c.html#ab98023107755ae6eaab00701bc237cef">SDPConeComputeRHS</a> (<a class="el" href="structSDPCone__C.html">SDPCone</a> sdpcone, int blockj, double mu, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> vrow, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> vrhs1, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> vrhs2)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Compute the gradient to the barrier term. <a href="#ab98023107755ae6eaab00701bc237cef"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="sdpcompute_8c.html#a75f84e7c513f300729984f191d47549f">SDPConeComputeXX</a> (<a class="el" href="structSDPCone__C.html">SDPCone</a> sdpcone, int blockj, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> DY, double mu, <a class="el" href="structDSDPDualMat__C.html">DSDPDualMat</a> S, <a class="el" href="structDSDPVMat__C.html">DSDPVMat</a> X)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Compute X. <a href="#a75f84e7c513f300729984f191d47549f"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="sdpcompute_8c.html#aa8720bd15d7c1c4fd43a4039f26b74c4">SDPConeMultiply</a> (<a class="el" href="structSDPCone__C.html">SDPCone</a> sdpcone, int blockj, double mu, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> vrow, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> vin, <a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> vout)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Compute the gradient to the barrier term. <a href="#aa8720bd15d7c1c4fd43a4039f26b74c4"></a><br/></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Compute the gradient vector and Hessian matrix. Also compute X matrices. </p>
<p>Definition in file <a class="el" href="sdpcompute_8c_source.html">sdpcompute.c</a>.</p>
</div><hr/><h2>Function Documentation</h2>
<a class="anchor" id="a342d54641970a32dc4abd9c7b3d674a8"></a><!-- doxytag: member="sdpcompute.c::SDPConeComputeHessian" ref="a342d54641970a32dc4abd9c7b3d674a8" args="(SDPCone sdpcone, double mu, DSDPSchurMat M, DSDPVec vrhs1, DSDPVec vrhs2)" -->
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<td class="memname">int SDPConeComputeHessian </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structSDPCone__C.html">SDPCone</a> </td>
<td class="paramname"><em>sdpcone</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>mu</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>M</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>vrhs1</em>, </td>
</tr>
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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>vrhs2</em> </td>
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<td></td>
<td>)</td>
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<p>Compute the Hessian to the barrier term. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">sdpcone</td><td>cone </td></tr>
<tr><td class="paramname">mu</td><td>barrier parameter </td></tr>
<tr><td class="paramname">M</td><td>Schur matrix to insert elements. </td></tr>
<tr><td class="paramname">vrhs1</td><td>dual objectvive gradient. </td></tr>
<tr><td class="paramname">vrhs2</td><td>barrier gradient </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="sdpcompute_8c_source.html#l00030">30</a> of file <a class="el" href="sdpcompute_8c_source.html">sdpcompute.c</a>.</p>
</div>
</div>
<a class="anchor" id="ab98023107755ae6eaab00701bc237cef"></a><!-- doxytag: member="sdpcompute.c::SDPConeComputeRHS" ref="ab98023107755ae6eaab00701bc237cef" args="(SDPCone sdpcone, int blockj, double mu, DSDPVec vrow, DSDPVec vrhs1, DSDPVec vrhs2)" -->
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<td class="memname">int SDPConeComputeRHS </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structSDPCone__C.html">SDPCone</a> </td>
<td class="paramname"><em>sdpcone</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>blockj</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>mu</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> </td>
<td class="paramname"><em>vrow</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> </td>
<td class="paramname"><em>vrhs1</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> </td>
<td class="paramname"><em>vrhs2</em> </td>
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<td></td>
<td>)</td>
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<div class="memdoc">
<p>Compute the gradient to the barrier term. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">sdpcone</td><td>semidefinite cone </td></tr>
<tr><td class="paramname">blockj</td><td>block of the cone. </td></tr>
<tr><td class="paramname">mu</td><td>barrier parameter </td></tr>
<tr><td class="paramname">vrow</td><td>scalar to multiply each element of gradient. </td></tr>
<tr><td class="paramname">vrhs1</td><td>dual objectvive gradient. </td></tr>
<tr><td class="paramname">vrhs2</td><td>barrier gradient </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="sdpcompute_8c_source.html#l00125">125</a> of file <a class="el" href="sdpcompute_8c_source.html">sdpcompute.c</a>.</p>
</div>
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<a class="anchor" id="a75f84e7c513f300729984f191d47549f"></a><!-- doxytag: member="sdpcompute.c::SDPConeComputeXX" ref="a75f84e7c513f300729984f191d47549f" args="(SDPCone sdpcone, int blockj, DSDPVec DY, double mu, DSDPDualMat S, DSDPVMat X)" -->
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<td class="memname">int SDPConeComputeXX </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structSDPCone__C.html">SDPCone</a> </td>
<td class="paramname"><em>sdpcone</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>blockj</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> </td>
<td class="paramname"><em>DY</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>mu</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structDSDPDualMat__C.html">DSDPDualMat</a> </td>
<td class="paramname"><em>S</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structDSDPVMat__C.html">DSDPVMat</a> </td>
<td class="paramname"><em>X</em> </td>
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<td></td>
<td>)</td>
<td></td><td></td>
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<p>Compute X. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">sdpcone</td><td>cone </td></tr>
<tr><td class="paramname">blockj</td><td>block number in SDP cone. </td></tr>
<tr><td class="paramname">DY</td><td>step direction vector </td></tr>
<tr><td class="paramname">mu</td><td>barrier parameter </td></tr>
<tr><td class="paramname">S</td><td>dual matrix alread inverted. </td></tr>
<tr><td class="paramname">X</td><td>the result. </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="sdpcompute_8c_source.html#l00235">235</a> of file <a class="el" href="sdpcompute_8c_source.html">sdpcompute.c</a>.</p>
<p>Referenced by <a class="el" href="sdpcone_8c_source.html#l00140">SDPConeComputeX3()</a>.</p>
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<a class="anchor" id="aa8720bd15d7c1c4fd43a4039f26b74c4"></a><!-- doxytag: member="sdpcompute.c::SDPConeMultiply" ref="aa8720bd15d7c1c4fd43a4039f26b74c4" args="(SDPCone sdpcone, int blockj, double mu, DSDPVec vrow, DSDPVec vin, DSDPVec vout)" -->
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<td class="memname">int SDPConeMultiply </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structSDPCone__C.html">SDPCone</a> </td>
<td class="paramname"><em>sdpcone</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>blockj</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>mu</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> </td>
<td class="paramname"><em>vrow</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> </td>
<td class="paramname"><em>vin</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9">DSDPVec</a> </td>
<td class="paramname"><em>vout</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
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<div class="memdoc">
<p>Compute the gradient to the barrier term. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">sdpcone</td><td>semidefinite cone </td></tr>
<tr><td class="paramname">blockj</td><td>block of cone </td></tr>
<tr><td class="paramname">mu</td><td>barrier parameter </td></tr>
<tr><td class="paramname">vrow</td><td>scalar to multiply each element of the product </td></tr>
<tr><td class="paramname">vin</td><td>in vector. </td></tr>
<tr><td class="paramname">vout</td><td>product </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="sdpcompute_8c_source.html#l00182">182</a> of file <a class="el" href="sdpcompute_8c_source.html">sdpcompute.c</a>.</p>
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