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<A NAME="SNESGetNumberUnsuccessfulSteps"><H1>SNESGetNumberUnsuccessfulSteps</H1></A>
Gets the number of unsuccessful steps attempted by the nonlinear solver.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscsnes.h"
PetscErrorCode PETSCSNES_DLLEXPORT SNESGetNumberUnsuccessfulSteps(SNES snes,PetscInt* nfails)
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<DT><B>snes </B> -<A HREF="../SNES/SNES.html#SNES">SNES</A> context
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<DT><B>nfails </B> -number of unsuccessful steps attempted
<br>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
This counter is reset to zero for each successive call to <A HREF="../SNES/SNESSolve.html#SNESSolve">SNESSolve</A>().
<P>
<P>
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
<A HREF="../SNES/SNES.html#SNES">SNES</A>, nonlinear, get, number, unsuccessful, steps
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/snes/interface/snes.c.html#SNESGetNumberUnsuccessfulSteps">src/snes/interface/snes.c</A>
<BR><A HREF="./index.html">Index of all SNES routines</A>
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<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/snes/examples/tutorials/ex27.c.html">src/snes/examples/tutorials/ex27.c.html</A><BR>
<A HREF="../../../src/snes/examples/tutorials/ex29.c.html">src/snes/examples/tutorials/ex29.c.html</A><BR>
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