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<TITLE>KSPSetErrorIfNotConverged</TITLE>
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<A NAME="KSPSetErrorIfNotConverged"><H1>KSPSetErrorIfNotConverged</H1></A>
Causes <A HREF="../KSP/KSPSolve.html#KSPSolve">KSPSolve</A>() to generate an error if the solver has not converged.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscksp.h"
PetscErrorCode KSPSetErrorIfNotConverged(KSP ksp,PetscBool flg)
</PRE>
Logically Collective on <A HREF="../KSP/KSP.html#KSP">KSP</A>
<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>ksp </B></TD><TD>- iterative context obtained from <A HREF="../KSP/KSPCreate.html#KSPCreate">KSPCreate</A>()
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>flg </B></TD><TD>- <A HREF="../Sys/PETSC_TRUE.html#PETSC_TRUE">PETSC_TRUE</A> indicates you want the error generated
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Options database keys</FONT></H3>
<DT><B>-ksp_error_if_not_converged : this takes an optional truth value (0/1/no/yes/true/false)</B> -
<br>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
Normally PETSc continues if a linear solver fails to converge, you can call <A HREF="../KSP/KSPGetConvergedReason.html#KSPGetConvergedReason">KSPGetConvergedReason</A>() after a <A HREF="../KSP/KSPSolve.html#KSPSolve">KSPSolve</A>()
to determine if it has converged.
<P>
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
<A HREF="../KSP/KSP.html#KSP">KSP</A>, set, initial guess, nonzero
<BR>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../KSP/KSPGetInitialGuessNonzero.html#KSPGetInitialGuessNonzero">KSPGetInitialGuessNonzero</A>(), <A HREF="../KSP/KSPSetInitialGuessKnoll.html#KSPSetInitialGuessKnoll">KSPSetInitialGuessKnoll</A>(), <A HREF="../KSP/KSPGetInitialGuessKnoll.html#KSPGetInitialGuessKnoll">KSPGetInitialGuessKnoll</A>(), <A HREF="../KSP/KSPGetErrorIfNotConverged.html#KSPGetErrorIfNotConverged">KSPGetErrorIfNotConverged</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/ksp/ksp/interface/itfunc.c.html#KSPSetErrorIfNotConverged">src/ksp/ksp/interface/itfunc.c</A>
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