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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="TaoDefaultConvergenceTest"><H1>TaoDefaultConvergenceTest</H1></A>
Determines whether the solver should continue iterating or terminate.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petsctao.h"
PetscErrorCode TaoDefaultConvergenceTest(Tao tao,void *dummy)
</PRE>
Collective on <A HREF="../Tao/Tao.html#Tao">Tao</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>tao </B></TD><TD>- the <A HREF="../Tao/Tao.html#Tao">Tao</A> context
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>dummy </B></TD><TD>- unused dummy context
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<DT><B>reason </B> -for terminating
<br>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
This routine checks the residual in the optimality conditions, the
relative residual in the optimity conditions, the number of function
evaluations, and the function value to test convergence. Some
solvers may use different convergence routines.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Tao/TaoSetTolerances.html#TaoSetTolerances">TaoSetTolerances</A>(),<A HREF="../Tao/TaoGetConvergedReason.html#TaoGetConvergedReason">TaoGetConvergedReason</A>(),<A HREF="../Tao/TaoSetConvergedReason.html#TaoSetConvergedReason">TaoSetConvergedReason</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>developer
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/tao/interface/taosolver.c.html#TaoDefaultConvergenceTest">src/tao/interface/taosolver.c</A>
<BR><A HREF="./index.html">Index of all Tao routines</A>
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