petsc-3.6.4 2016-04-12
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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

Options Database

-ksp_fcg_nprealloc <N> -

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