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<TITLE>KSPGuessType</TITLE>
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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.10.3 v3.10.3 docs/manualpages/KSP/KSPGuessType.html "><small>Report Typos and Errors</small></a></div>
<A NAME="KSPGuessType"><H1>KSPGuessType</H1></A>
String with the name of a PETSc initial guess for Krylov methods.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
typedef const char* <A HREF="../KSP/KSPGuessType.html#KSPGuessType">KSPGuessType</A>;
#define KSPGUESSFISCHER "fischer"
#define KSPGUESSPOD "pod"
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> KSPGuessRegister(const char[],<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> (*)(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>));
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPSetGuess.html#KSPSetGuess">KSPSetGuess</A>(<A HREF="../KSP/KSP.html#KSP">KSP</A>,<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGetGuess.html#KSPGetGuess">KSPGetGuess</A>(<A HREF="../KSP/KSP.html#KSP">KSP</A>,<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>*);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGuessView.html#KSPGuessView">KSPGuessView</A>(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>,<A HREF="../Viewer/PetscViewer.html#PetscViewer">PetscViewer</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> KSPGuessDestroy(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>*);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGuessCreate.html#KSPGuessCreate">KSPGuessCreate</A>(<A HREF="../Sys/MPI_Comm.html#MPI_Comm">MPI_Comm</A>,<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>*);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGuessSetType.html#KSPGuessSetType">KSPGuessSetType</A>(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>,<A HREF="../KSP/KSPGuessType.html#KSPGuessType">KSPGuessType</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGuessGetType.html#KSPGuessGetType">KSPGuessGetType</A>(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>,<A HREF="../KSP/KSPGuessType.html#KSPGuessType">KSPGuessType</A>*);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGuessSetUp.html#KSPGuessSetUp">KSPGuessSetUp</A>(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGuessUpdate.html#KSPGuessUpdate">KSPGuessUpdate</A>(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>,<A HREF="../Vec/Vec.html#Vec">Vec</A>,<A HREF="../Vec/Vec.html#Vec">Vec</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGuessFormGuess.html#KSPGuessFormGuess">KSPGuessFormGuess</A>(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>,<A HREF="../Vec/Vec.html#Vec">Vec</A>,<A HREF="../Vec/Vec.html#Vec">Vec</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGuessSetFromOptions.html#KSPGuessSetFromOptions">KSPGuessSetFromOptions</A>(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGuessFischerSetModel.html#KSPGuessFischerSetModel">KSPGuessFischerSetModel</A>(<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>,<A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A>,<A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPSetUseFischerGuess.html#KSPSetUseFischerGuess">KSPSetUseFischerGuess</A>(<A HREF="../KSP/KSP.html#KSP">KSP</A>,<A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A>,<A HREF="../Sys/PetscInt.html#PetscInt">PetscInt</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPSetInitialGuessKnoll.html#KSPSetInitialGuessKnoll">KSPSetInitialGuessKnoll</A>(<A HREF="../KSP/KSP.html#KSP">KSP</A>,<A HREF="../Sys/PetscBool.html#PetscBool">PetscBool</A>);
PETSC_EXTERN <A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../KSP/KSPGetInitialGuessKnoll.html#KSPGetInitialGuessKnoll">KSPGetInitialGuessKnoll</A>(<A HREF="../KSP/KSP.html#KSP">KSP</A>,<A HREF="../Sys/PetscBool.html#PetscBool">PetscBool</A>*);
</PRE>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../KSP/KSPGuess.html#KSPGuess">KSPGuess</A>
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>beginner<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/ksp/ksp/guess/../../../../include/petscksp.h.html#KSPGuessType">src/ksp/ksp/guess/../../../../include/petscksp.h</A>
<BR><A HREF="./index.html">Index of all KSP routines</A>
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