petsc-3.11.4 2019-09-28
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PCFieldSplitSetSchurScale
Controls the sign flip of S for
PC_FIELDSPLIT_SCHUR_FACT_DIAG
.
Synopsis
#include "petscpc.h"
PetscErrorCode
PCFieldSplitSetSchurScale
(
PC
pc,
PetscScalar
scale)
Collective on
PC
Input Parameters
pc
- the preconditioner context
scale
- scaling factor for the Schur complement
Options Database
-pc_fieldsplit_schur_scale
-default is -1.0
See Also
PCFIELDSPLIT
,
PCFieldSplitSetFields
(),
PCFieldSplitSchurFactType
,
PCFieldSplitSetSchurScale
()
Level
intermediate
Location
src/ksp/pc/impls/fieldsplit/fieldsplit.c
Implementations
PCFieldSplitSetSchurScale_FieldSplit in src/ksp/pc/impls/fieldsplit/fieldsplit.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages