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<div id="version" align=right><b>slepc-3.23.1 2025-05-01</b></div>
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<H1>PEPJDSetReusePreconditioner</H1>
Sets a flag indicating whether the preconditioner must be reused or not.
<H3><FONT COLOR="#883300">Synopsis</FONT></H3>
<PRE>
#include "slepcpep.h"
<A HREF="https://petsc.org/release/manualpages/Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../PEP/PEPJDSetReusePreconditioner.html#PEPJDSetReusePreconditioner">PEPJDSetReusePreconditioner</A>(<A HREF="../PEP/PEP.html#PEP">PEP</A> pep,<A HREF="https://petsc.org/release/manualpages/Sys/PetscBool.html#PetscBool">PetscBool</A> reusepc)
</PRE>
Logically Collective
<P>
<H3><FONT COLOR="#883300">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>pep </B></TD><TD> - the eigenproblem solver context
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>reusepc </B></TD><TD> - the reuse flag
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Options Database Key</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-pep_jd_reuse_preconditioner </B></TD><TD> - the reuse flag
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#883300">Note</FONT></H3>
The default value is False. If set to True, the preconditioner is built
only at the beginning, using the target value. Otherwise, it may be rebuilt
(depending on the fix parameter) at each iteration from the Ritz value.
<P>
<P>
<H3><FONT COLOR="#883300">See Also</FONT></H3>
<A HREF="../PEP/PEPJDGetReusePreconditioner.html#PEPJDGetReusePreconditioner">PEPJDGetReusePreconditioner</A>(), <A HREF="../PEP/PEPJDSetFix.html#PEPJDSetFix">PEPJDSetFix</A>()
<BR><P><B></B><H3><FONT COLOR="#883300">Level</FONT></H3>advanced<BR>
<H3><FONT COLOR="#883300">Location</FONT></H3>
</B><A HREF="../../../src/pep/impls/jd/pjd.c.html#PEPJDSetReusePreconditioner">src/pep/impls/jd/pjd.c</A>
<BR><BR><A HREF="./index.html">Index of all PEP routines</A>
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