petsc-3.10.2 2018-10-09
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KSPGuessType

String with the name of a PETSc initial guess for Krylov methods.

Synopsis

typedef const char* KSPGuessType;
#define KSPGUESSFISCHER "fischer"
#define KSPGUESSPOD     "pod"
PETSC_EXTERN PetscErrorCode KSPGuessRegister(const char[],PetscErrorCode (*)(KSPGuess));
PETSC_EXTERN PetscErrorCode KSPSetGuess(KSP,KSPGuess);
PETSC_EXTERN PetscErrorCode KSPGetGuess(KSP,KSPGuess*);
PETSC_EXTERN PetscErrorCode KSPGuessView(KSPGuess,PetscViewer);
PETSC_EXTERN PetscErrorCode KSPGuessDestroy(KSPGuess*);
PETSC_EXTERN PetscErrorCode KSPGuessCreate(MPI_Comm,KSPGuess*);
PETSC_EXTERN PetscErrorCode KSPGuessSetType(KSPGuess,KSPGuessType);
PETSC_EXTERN PetscErrorCode KSPGuessGetType(KSPGuess,KSPGuessType*);
PETSC_EXTERN PetscErrorCode KSPGuessSetUp(KSPGuess);
PETSC_EXTERN PetscErrorCode KSPGuessUpdate(KSPGuess,Vec,Vec);
PETSC_EXTERN PetscErrorCode KSPGuessFormGuess(KSPGuess,Vec,Vec);
PETSC_EXTERN PetscErrorCode KSPGuessSetFromOptions(KSPGuess);
PETSC_EXTERN PetscErrorCode KSPGuessFischerSetModel(KSPGuess,PetscInt,PetscInt);
PETSC_EXTERN PetscErrorCode KSPSetUseFischerGuess(KSP,PetscInt,PetscInt);
PETSC_EXTERN PetscErrorCode KSPSetInitialGuessKnoll(KSP,PetscBool);
PETSC_EXTERN PetscErrorCode KSPGetInitialGuessKnoll(KSP,PetscBool*);

See Also

KSPGuess

Level

beginner

Location

src/ksp/ksp/guess/../../../../include/petscksp.h
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages