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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</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-3.10.3 v3.10.3 docs/manualpages/DM/DMInterpolate.html "><small>Report Typos and Errors</small></a></div>
<A NAME="DMInterpolate"><H1>DMInterpolate</H1></A>
interpolates user-defined problem data to a finer <A HREF="../DM/DM.html#DM">DM</A> by running hooks registered by <A HREF="../DM/DMRefineHookAdd.html#DMRefineHookAdd">DMRefineHookAdd</A>()
<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/DMInterpolate.html#DMInterpolate">DMInterpolate</A>(<A HREF="../DM/DM.html#DM">DM</A> coarse,<A HREF="../Mat/Mat.html#Mat">Mat</A> interp,<A HREF="../DM/DM.html#DM">DM</A> fine)
</PRE>
Collective if any hooks are
<P>
<H3><FONT COLOR="#CC3333">Input Arguments</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>coarse </B></TD><TD>- coarser <A HREF="../DM/DM.html#DM">DM</A> to use as a base
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>interp </B></TD><TD>- interpolation matrix, apply using <A HREF="../Mat/MatInterpolate.html#MatInterpolate">MatInterpolate</A>()
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>fine </B></TD><TD>- finer <A HREF="../DM/DM.html#DM">DM</A> to update
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../DM/DMRefineHookAdd.html#DMRefineHookAdd">DMRefineHookAdd</A>(), <A HREF="../Mat/MatInterpolate.html#MatInterpolate">MatInterpolate</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/dm/interface/dm.c.html#DMInterpolate">src/dm/interface/dm.c</A>
<BR><A HREF="./index.html">Index of all DM routines</A>
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