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<A NAME="DMSetFromOptions"><H1>DMSetFromOptions</H1></A>
sets parameters in a DM from the options database
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscdm.h"
PetscErrorCode DMSetFromOptions(DM dm)
</PRE>
Collective on DM
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<DT><B>dm </B> -the DM object to set options for
<br>
<P>
<H3><FONT COLOR="#CC3333">Options Database</FONT></H3>
<DT><B>-dm_preallocate_only: Only preallocate the matrix for <A HREF="../DM/DMGetMatrix.html#DMGetMatrix">DMGetMatrix</A>(), but do not fill it with zeros</B> -
<br>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../DM/DMView.html#DMView">DMView</A>(), <A HREF="../DM/DMCreateGlobalVector.html#DMCreateGlobalVector">DMCreateGlobalVector</A>(), <A HREF="../DM/DMGetInterpolation.html#DMGetInterpolation">DMGetInterpolation</A>(), <A HREF="../DM/DMGetColoring.html#DMGetColoring">DMGetColoring</A>(), <A HREF="../DM/DMGetMatrix.html#DMGetMatrix">DMGetMatrix</A>()
<BR>
<P>
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>developer
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/dm/interface/dm.c.html#DMSetFromOptions">src/dm/interface/dm.c</A>
<BR><A HREF="./index.html">Index of all DM 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/snes/examples/tutorials/ex12.c.html">src/snes/examples/tutorials/ex12.c.html</A><BR>
<A HREF="../../../src/snes/examples/tutorials/ex28.c.html">src/snes/examples/tutorials/ex28.c.html</A><BR>
<A HREF="../../../src/snes/examples/tutorials/ex52.c.html">src/snes/examples/tutorials/ex52.c.html</A><BR>
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