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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="TaoGetConstraintTolerances"><H1>TaoGetConstraintTolerances</H1></A>
Gets constraint tolerance parameters used in TAO convergence tests
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petsctao.h"
PetscErrorCode TaoGetConstraintTolerances(Tao tao, PetscReal *catol, PetscReal *crtol)
</PRE>
Not ollective
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<DT><B>tao </B> -the <A HREF="../Tao/Tao.html#Tao">Tao</A> context
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>catol </B></TD><TD>- absolute constraint tolerance, constraint norm must be less than catol for used for gatol convergence criteria
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>crtol </B></TD><TD>- relative contraint tolerance, constraint norm must be less than crtol for used for gatol, gttol convergence criteria
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Tao/TaoGetTolerances.html#TaoGetTolerances">TaoGetTolerances</A>(), <A HREF="../Tao/TaoSetTolerances.html#TaoSetTolerances">TaoSetTolerances</A>(), <A HREF="../Tao/TaoSetConstraintTolerances.html#TaoSetConstraintTolerances">TaoSetConstraintTolerances</A>()
<BR>
<P>
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/tao/interface/taosolver.c.html#TaoGetConstraintTolerances">src/tao/interface/taosolver.c</A>
<BR><A HREF="./index.html">Index of all Tao routines</A>
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