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<TITLE>MatSNESMFKSPMonitor</TITLE>
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<A NAME="MatSNESMFKSPMonitor"><H1>MatSNESMFKSPMonitor</H1></A>
A <A HREF="../KSP/KSP.html#KSP">KSP</A> monitor for use with the PETSc <A HREF="../SNES/SNES.html#SNES">SNES</A> matrix free routines. Prints the differencing parameter used at each step.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscsnes.h"
PetscErrorCode PETSCSNES_DLLEXPORT MatSNESMFKSPMonitor(KSP ksp,PetscInt n,PetscReal rnorm,void *dummy)
</PRE>
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>- the Krylov solver object
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>n </B></TD><TD>- the current iteration
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>rnorm </B></TD><TD>- the current residual norm (may be preconditioned or not depending on solver and options
_ dummy - unused argument
</TD></TR>
<P>
<H3><FONT COLOR="#CC3333">Options Database</FONT></H3>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-snes_mf_ksp_monitor </B></TD><TD>- turn this monitor on
</TD></TR>
<P>
Notes: Use <A HREF="../KSP/KSPSetMonitor.html#KSPSetMonitor">KSPSetMonitor</A>(ksp,<A HREF="../SNESMF/MatSNESMFKSPMonitor.html#MatSNESMFKSPMonitor">MatSNESMFKSPMonitor</A>,<A HREF="../Sys/PETSC_NULL.html#PETSC_NULL">PETSC_NULL</A>,<A HREF="../Sys/PETSC_NULL.html#PETSC_NULL">PETSC_NULL</A>);
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../KSP/KSPSetMonitor.html#KSPSetMonitor">KSPSetMonitor</A>()
<BR>
<P>
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>none
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/snes/mf/snesmfj.c.html#MatSNESMFKSPMonitor">src/snes/mf/snesmfj.c</A>
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