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<div id="version" align=right><b>petsc-3.7.5 2017-01-01</b></div>
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<A NAME="MatSchurComplementSetKSP"><H1>MatSchurComplementSetKSP</H1></A>
Sets the <A HREF="../KSP/KSP.html#KSP">KSP</A> object that is used to invert A00 in the Schur complement matrix S = A11 - A10 ksp(A00,Ap00) A01
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscksp.h"
PetscErrorCode MatSchurComplementSetKSP(Mat S, KSP ksp)
</PRE>
Not Collective
<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>S </B></TD><TD>- matrix created with <A HREF="../KSP/MatCreateSchurComplement.html#MatCreateSchurComplement">MatCreateSchurComplement</A>()
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>ksp </B></TD><TD>- the linear solver object
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">Developer Notes</FONT></H3>
This is used in PCFieldSplit to reuse the 0-split <A HREF="../KSP/KSP.html#KSP">KSP</A> to implement ksp(A00,Ap00) in S.
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../KSP/MatSchurComplementGetKSP.html#MatSchurComplementGetKSP">MatSchurComplementGetKSP</A>(), <A HREF="../KSP/MatCreateSchurComplement.html#MatCreateSchurComplement">MatCreateSchurComplement</A>(), <A HREF="../Mat/MatCreateNormal.html#MatCreateNormal">MatCreateNormal</A>(), <A HREF="../Mat/MatMult.html#MatMult">MatMult</A>(), <A HREF="../Mat/MatCreate.html#MatCreate">MatCreate</A>(), MATSCHURCOMPLEMENT
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>developer
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/ksp/ksp/utils/schurm.c.html#MatSchurComplementSetKSP">src/ksp/ksp/utils/schurm.c</A>
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