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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="DMPlexPartitionLabelInvert"><H1>DMPlexPartitionLabelInvert</H1></A>
Create a partition label of remote roots from a local root label
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscdmplex.h"
PetscErrorCode DMPlexPartitionLabelInvert(DM dm, DMLabel rootLabel, PetscSF processSF, DMLabel leafLabel)
</PRE>
<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>dm </B></TD><TD>- The <A HREF="../DM/DM.html#DM">DM</A>
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>rootLabel </B></TD><TD>- <A HREF="../DM/DMLabel.html#DMLabel">DMLabel</A> assinging ranks to local roots
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>processSF </B></TD><TD>- A star forest mapping into the local index on each remote rank
</TD></TR>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>leafLabel </B></TD><TD>- <A HREF="../DM/DMLabel.html#DMLabel">DMLabel</A> assinging ranks to remote roots
</TD></TR></TABLE>
<P>
Note: The rootLabel defines a send pattern by mapping local points to remote target ranks. The
resulting leafLabel is a receiver mapping of remote roots to their parent rank.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../DM/DMPlexPartitionLabelCreateSF.html#DMPlexPartitionLabelCreateSF">DMPlexPartitionLabelCreateSF</A>, <A HREF="../DM/DMPlexDistribute.html#DMPlexDistribute">DMPlexDistribute</A>(), <A HREF="../DM/DMPlexCreateOverlap.html#DMPlexCreateOverlap">DMPlexCreateOverlap</A>
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>developer
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/dm/impls/plex/plexpartition.c.html#DMPlexPartitionLabelInvert">src/dm/impls/plex/plexpartition.c</A>
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