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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="KSPNormType"><H1>KSPNormType</H1></A>
Norm that is passed in the Krylov convergence test routines.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
typedef enum {KSP_NORM_DEFAULT = -1,<A HREF="../KSP/KSP_NORM_NONE.html#KSP_NORM_NONE">KSP_NORM_NONE</A> = 0,<A HREF="../KSP/KSP_NORM_PRECONDITIONED.html#KSP_NORM_PRECONDITIONED">KSP_NORM_PRECONDITIONED</A> = 1,<A HREF="../KSP/KSP_NORM_UNPRECONDITIONED.html#KSP_NORM_UNPRECONDITIONED">KSP_NORM_UNPRECONDITIONED</A> = 2,<A HREF="../KSP/KSP_NORM_NATURAL.html#KSP_NORM_NATURAL">KSP_NORM_NATURAL</A> = 3} <A HREF="../KSP/KSPNormType.html#KSPNormType">KSPNormType</A>;
</PRE>
<P>
Each solver only supports a subset of these and some may support different ones
depending on left or right preconditioning, see <A HREF="../KSP/KSPSetPCSide.html#KSPSetPCSide">KSPSetPCSide</A>()
<P>
Notes: this must match petsc/finclude/petscksp.h
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../KSP/KSPSolve.html#KSPSolve">KSPSolve</A>(), <A HREF="../KSP/KSPGetConvergedReason.html#KSPGetConvergedReason">KSPGetConvergedReason</A>(), <A HREF="../KSP/KSPSetNormType.html#KSPSetNormType">KSPSetNormType</A>(),
<BR><A HREF="../KSP/KSPSetConvergenceTest.html#KSPSetConvergenceTest">KSPSetConvergenceTest</A>(), <A HREF="../KSP/KSPSetPCSide.html#KSPSetPCSide">KSPSetPCSide</A>()
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>advanced
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/ksp/ksp/../../../include/petscksp.h.html#KSPNormType">src/ksp/ksp/../../../include/petscksp.h</A>
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