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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
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<A NAME="KSPGetIterationNumber"><H1>KSPGetIterationNumber</H1></A>
Gets the current iteration number; if the <A HREF="../KSP/KSPSolve.html#KSPSolve">KSPSolve</A>() is complete, returns the number of iterations used.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscksp.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGetIterationNumber.html#KSPGetIterationNumber">KSPGetIterationNumber</A>(<A HREF="../KSP/KSP.html#KSP">KSP</A> ksp,<A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A> *its)
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<DT><B>ksp </B> -the iterative context
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<DT><B>its </B> -number of iterations
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
During the ith iteration this returns i-1
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
<A HREF="../KSP/KSP.html#KSP">KSP</A>, get, residual norm
<BR>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../KSP/KSPBuildResidual.html#KSPBuildResidual">KSPBuildResidual</A>(), <A HREF="../KSP/KSPGetResidualNorm.html#KSPGetResidualNorm">KSPGetResidualNorm</A>(), <A HREF="../KSP/KSPGetTotalIterations.html#KSPGetTotalIterations">KSPGetTotalIterations</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>intermediate<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/ksp/ksp/interface/iterativ.c.html#KSPGetIterationNumber">src/ksp/ksp/interface/iterativ.c</A>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/ksp/pc/examples/tutorials/ex1.c.html">src/ksp/pc/examples/tutorials/ex1.c.html</A><BR>
<A HREF="../../../src/ksp/pc/examples/tutorials/ex2.c.html">src/ksp/pc/examples/tutorials/ex2.c.html</A><BR>
<A HREF="../../../src/ksp/pc/examples/tutorials/ex3.c.html">src/ksp/pc/examples/tutorials/ex3.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex1.c.html">src/ksp/ksp/examples/tutorials/ex1.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex2.c.html">src/ksp/ksp/examples/tutorials/ex2.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex3.c.html">src/ksp/ksp/examples/tutorials/ex3.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex5.c.html">src/ksp/ksp/examples/tutorials/ex5.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex7.c.html">src/ksp/ksp/examples/tutorials/ex7.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex9.c.html">src/ksp/ksp/examples/tutorials/ex9.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex11.c.html">src/ksp/ksp/examples/tutorials/ex11.c.html</A><BR>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex12.c.html">src/ksp/ksp/examples/tutorials/ex12.c.html</A><BR>
<BR><A HREF="./index.html">Index of all KSP routines</A>
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