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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/IS/ISClearInfoCache.html "><small>Report Typos and Errors</small></a></div>
<A NAME="ISClearInfoCache"><H1>ISClearInfoCache</H1></A>
clear the cache of computed index set properties
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscis.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../IS/ISClearInfoCache.html#ISClearInfoCache">ISClearInfoCache</A>(<A HREF="../IS/IS.html#IS">IS</A> is, <A HREF="../Sys/PetscBool.html#PetscBool">PetscBool</A> clear_permanent_local)
</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>is </B></TD><TD>- the index set
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>clear_permanent_local </B></TD><TD>- whether to remove the permanent status of local properties
</TD></TR></TABLE>
<P>
NOTE: because all processes must agree on the global permanent status of a property,
the permanent status can only be changed with <A HREF="../IS/ISSetInfo.html#ISSetInfo">ISSetInfo</A>(), because this routine is not collective
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../IS/ISInfo.html#ISInfo">ISInfo</A>, ISInfoType, <A HREF="../IS/ISSetInfo.html#ISSetInfo">ISSetInfo</A>(), <A HREF="../IS/ISClearInfoCache.html#ISClearInfoCache">ISClearInfoCache</A>()
<BR>
<P>
<P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>developer<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/vec/is/is/interface/index.c.html#ISClearInfoCache">src/vec/is/is/interface/index.c</A>
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