petsc-3.6.2 2015-10-02
Report Typos and Errors

# 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