petsc-3.7.1 2016-05-15
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PCFactorGetAllowDiagonalFill

Determines if all diagonal matrix entries are treated as level 0 fill even if there is no non-zero location.

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCFactorGetAllowDiagonalFill(PC pc,PetscBool *flg)
Logically Collective on PC Many br

Input Parameter

pc -the preconditioner context Many br

Output Parameter

flg -PETSC_TRUE to turn on, PETSC_FALSE to turn off Many br

Options Database Key

-pc_factor_diagonal_fill - Many brNotes: Many brDoes not apply with 0 fill. Many br

Many br

Keywords

PC, levels, fill, factorization, incomplete, ILU

See Also

PCFactorSetAllowDiagonalFill()

Level:intermediate
Location:
src/ksp/pc/impls/factor/factor.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages