PETSc version 3.15.5
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PCFactorGetShiftAmount
Gets the tolerance used to define a zero privot
Synopsis
#include "petscpc.h"
PetscErrorCode
PCFactorGetShiftAmount
(
PC
pc,
PetscReal
*shift)
Not Collective
Input Parameters
pc
- the preconditioner context
Output Parameter
shift
- how much to shift the diagonal entry
See Also
PCFactorSetShiftAmount
(),
PCFactorSetShiftType
(),
PCFactorGetShiftType
()
Level
intermediate
Location
src/ksp/pc/impls/factor/factor.c
Implementations
PCFactorGetShiftAmount_Factor in src/ksp/pc/impls/factor/factimpl.c
Index of all PC routines
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