petsc-3.9.4 2018-09-11
KSPPIPEGCRGetNprealloc
get the number of directions preallocate by PIPEGCR
Synopsis
#include "petscksp.h"
PetscErrorCode KSPPIPEGCRGetNprealloc(KSP ksp,PetscInt *nprealloc)
Not Collective
Input Parameter
ksp -the Krylov space context
Output Parameter
nprealloc -the number of directions preallocated
Options Database
-ksp_pipegcr_nprealloc <N> -
Keywords
KSP, PIPEGCR, truncation
See Also
KSPPIPEGCR, KSPPIPEGCRGetTruncationType(), KSPPIPEGCRSetNprealloc()
Level
advanced
Location
src/ksp/ksp/impls/gcr/pipegcr/pipegcr.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages