petsc-3.10.2 2018-10-09
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KSPPIPEFCGGetNprealloc

get the number of directions to preallocate by PIPEFCG

Synopsis

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

Input Parameter

ksp -the Krylov space context

Output Parameter

nprealloc -the number of directions preallocated

Options Database

-ksp_pipefcg_nprealloc <N> -

Keywords

KSP, PIPEFCG, truncation

See Also

KSPPIPEFCG, KSPPIPEFCGGetTruncationType(), KSPPIPEFCGSetNprealloc()

Level

advanced

Location

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