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<TITLE>PETSCPARTITIONERPTSCOTCH</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/PETSCPARTITIONERPTSCOTCH.html "><small>Report Typos and Errors</small></a></div>
<A NAME="PETSCPARTITIONERPTSCOTCH"><H1>PETSCPARTITIONERPTSCOTCH</H1></A>
"ptscotch" - A <A HREF="../DM/PetscPartitioner.html#PetscPartitioner">PetscPartitioner</A> object using the PT-Scotch library 
<P>
<H3><FONT COLOR="#CC3333">Options Database Keys</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-petscpartitioner_ptscotch_strategy &lt;string&gt; </B></TD><TD>- PT-Scotch strategy. Choose one of default quality speed balance safety scalability recursive remap
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-petscpartitioner_ptscotch_imbalance &lt;val&gt; </B></TD><TD>- Load imbalance ratio
</TD></TR></TABLE>
<P>
Notes: when the graph is on a single process, this partitioner actually uses Scotch and not PT-Scotch
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
 <A HREF="../DM/PetscPartitionerType.html#PetscPartitionerType">PetscPartitionerType</A>, <A HREF="../DM/PetscPartitionerCreate.html#PetscPartitionerCreate">PetscPartitionerCreate</A>(), <A HREF="../DM/PetscPartitionerSetType.html#PetscPartitionerSetType">PetscPartitionerSetType</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/partitioner/impls/ptscotch/partptscotch.c.html#PETSCPARTITIONERPTSCOTCH">src/dm/partitioner/impls/ptscotch/partptscotch.c</A>
<BR><A HREF="./index.html">Index of all DM routines</A>
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