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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="MatPermute"><H1>MatPermute</H1></A>
Creates a new matrix with rows and columns permuted from the original.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscmat.h"
PetscErrorCode MatPermute(Mat mat,IS row,IS col,Mat *B)
</PRE>
Collective on <A HREF="../Mat/Mat.html#Mat">Mat</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>mat </B></TD><TD>- the matrix to permute
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>row </B></TD><TD>- row permutation, each processor supplies only the permutation for its rows
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>col </B></TD><TD>- column permutation, each processor supplies only the permutation for its columns
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<DT><B>B </B> -the permuted matrix
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">Note</FONT></H3>
The index sets map from row/col of permuted matrix to row/col of original matrix.
The index sets should be on the same communicator as <A HREF="../Mat/Mat.html#Mat">Mat</A> and have the same local sizes.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../MatOrderings/MatGetOrdering.html#MatGetOrdering">MatGetOrdering</A>(), <A HREF="../IS/ISAllGather.html#ISAllGather">ISAllGather</A>()
<BR>
<P>
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>advanced
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/mat/interface/matrix.c.html#MatPermute">src/mat/interface/matrix.c</A>
<BR><A HREF="./index.html">Index of all Mat routines</A>
<BR><A HREF="../../index.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex18.c.html">src/ksp/ksp/examples/tutorials/ex18.c.html</A><BR>
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