KSPGCRSetModifyPC#
Sets the routine used by KSPGCR to modify the preconditioner for each iteration
Synopsis#
#include "petscksp.h"
PetscErrorCode KSPGCRSetModifyPC(KSP ksp, KSPFlexibleModifyPCFn *function, void *ctx, PetscCtxDestroyFn *destroy)
Logically Collective
Input Parameters#
ksp - iterative context obtained from
KSPCreate()function - user defined function to modify the preconditioner, see
KSPFlexibleModifyPCFnctx - user provided context for the modify preconditioner function
destroy - the function to use to destroy the user provided application context.
See Also#
KSP: Linear System Solvers, KSP, KSPGCR, KSPFlexibleModifyPCFn, KSPFGMRESModifyPCFn, Flexible Krylov Methods
Level#
intermediate
Location#
Implementations#
KSPGCRSetModifyPC_GCR() in src/ksp/ksp/impls/gcr/gcr.c
Index of all KSP routines
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Index of all manual pages