petsc-3.7.5 2017-01-01
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
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Index of all manual pages