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<div id="version" align=right><b>petsc-3.4.2 2013-07-02</b></div>
<A NAME="SNESGetFunctionNorm"><H1>SNESGetFunctionNorm</H1></A>
Gets the norm of the current function that was set with SNESSSetFunction().
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscsnes.h"
PetscErrorCode SNESGetFunctionNorm(SNES snes,PetscReal *fnorm)
</PRE>
Collective on <A HREF="../SNES/SNES.html#SNES">SNES</A>
<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>fnorm </B> -2-norm of function
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
<A HREF="../SNES/SNES.html#SNES">SNES</A>, nonlinear, get, function, norm
<BR>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../SNES/SNESGetFunction.html#SNESGetFunction">SNESGetFunction</A>(), <A HREF="../SNES/SNESGetIterationNumber.html#SNESGetIterationNumber">SNESGetIterationNumber</A>(), <A HREF="../SNES/SNESGetLinearSolveIterations.html#SNESGetLinearSolveIterations">SNESGetLinearSolveIterations</A>()
<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#SNESGetFunctionNorm">src/snes/interface/snes.c</A>
<BR><A HREF="./index.html">Index of all SNES routines</A>
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