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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
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<A NAME="TaoComputeJacobianInequality"><H1>TaoComputeJacobianInequality</H1></A>
Computes the Jacobian matrix that has been set with <A HREF="../Tao/TaoSetJacobianInequalityRoutine.html#TaoSetJacobianInequalityRoutine">TaoSetJacobianInequalityRoutine</A>().
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petsctao.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../Tao/TaoComputeJacobianInequality.html#TaoComputeJacobianInequality">TaoComputeJacobianInequality</A>(<A HREF="../Tao/Tao.html#Tao">Tao</A> tao, <A HREF="../Vec/Vec.html#Vec">Vec</A> X, <A HREF="../Mat/Mat.html#Mat">Mat</A> J, <A HREF="../Mat/Mat.html#Mat">Mat</A> Jpre)
</PRE>
Collective on <A HREF="../Tao/Tao.html#Tao">Tao</A>
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>tao </B></TD><TD>- the <A HREF="../Tao/Tao.html#Tao">Tao</A> solver context
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>X </B></TD><TD>- input vector
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>J </B></TD><TD>- Jacobian matrix
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>Jpre </B></TD><TD>- Preconditioning matrix
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
Most users should not need to explicitly call this routine, as it
is used internally within the minimization solvers.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Tao/TaoComputeObjective.html#TaoComputeObjective">TaoComputeObjective</A>(), <A HREF="../Tao/TaoComputeObjectiveAndGradient.html#TaoComputeObjectiveAndGradient">TaoComputeObjectiveAndGradient</A>(), <A HREF="../Tao/TaoSetJacobianStateRoutine.html#TaoSetJacobianStateRoutine">TaoSetJacobianStateRoutine</A>(), <A HREF="../Tao/TaoComputeJacobianDesign.html#TaoComputeJacobianDesign">TaoComputeJacobianDesign</A>(), <A HREF="../Tao/TaoSetStateDesignIS.html#TaoSetStateDesignIS">TaoSetStateDesignIS</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>developer<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/tao/interface/taosolver_hj.c.html#TaoComputeJacobianInequality">src/tao/interface/taosolver_hj.c</A>
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