petsc-3.9.4 2018-09-11
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KSPFCGGetNprealloc

 get the number of directions preallocate by FCG

Synopsis

#include "petscksp.h"  
PetscErrorCode KSPFCGGetNprealloc(KSP ksp,PetscInt *nprealloc)
Not Collective

Input Parameter

ksp -the Krylov space context

Output Parameter

nprealloc -the number of directions preallocated

Keywords

KSP, FCG, truncation

See Also

KSPFCG, KSPFCGGetTruncationType(), KSPFCGSetNprealloc()

Level

advanced

Location

src/ksp/ksp/impls/fcg/fcg.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages