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<TITLE>MatSetDM</TITLE>
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<div id="version" align=right><b>petsc-3.14.5 2021-03-03</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.14.5 v3.14.5 docs/manualpages/DM/MatSetDM.html "><small>Report Typos and Errors</small></a></div>
<A NAME="MatSetDM"><H1>MatSetDM</H1></A>
Sets the <A HREF="../DM/DM.html#DM">DM</A> defining the data layout of the matrix
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscdm.h"
#include "petscdmlabel.h"
#include "petscds.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../DM/MatSetDM.html#MatSetDM">MatSetDM</A>(<A HREF="../Mat/Mat.html#Mat">Mat</A> A, <A HREF="../DM/DM.html#DM">DM</A> dm)
</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>A </B></TD><TD>- The <A HREF="../Mat/Mat.html#Mat">Mat</A>
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>dm </B></TD><TD>- The <A HREF="../DM/DM.html#DM">DM</A>
</TD></TR></TABLE>
<P>
<P>
Developer Note: Since the <A HREF="../Mat/Mat.html#Mat">Mat</A> class doesn't know about the <A HREF="../DM/DM.html#DM">DM</A> class the <A HREF="../DM/DM.html#DM">DM</A> object is associated with
the <A HREF="../Mat/Mat.html#Mat">Mat</A> through a <A HREF="../Sys/PetscObjectCompose.html#PetscObjectCompose">PetscObjectCompose</A>() operation
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../DM/MatGetDM.html#MatGetDM">MatGetDM</A>(), <A HREF="../DM/DMCreateMatrix.html#DMCreateMatrix">DMCreateMatrix</A>(), <A HREF="../DM/DMSetMatType.html#DMSetMatType">DMSetMatType</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>intermediate<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/dm/interface/dm.c.html#MatSetDM">src/dm/interface/dm.c</A>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/ksp/ksp/tutorials/ex29.c.html">src/ksp/ksp/tutorials/ex29.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/tutorials/ex34.c.html">src/ksp/ksp/tutorials/ex34.c.html</A><BR>
<A HREF="../../../src/snes/tutorials/ex22.c.html">src/snes/tutorials/ex22.c.html</A><BR>
<A HREF="../../../src/snes/tutorials/ex35.c.html">src/snes/tutorials/ex35.c.html</A><BR>
<BR><A HREF="./index.html">Index of all DM routines</A>
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