PCFieldSplitSetType#
Sets the type, PCCompositeType, of a PCFIELDSPLIT
Synopsis#
#include "petscpc.h"
PetscErrorCode PCFieldSplitSetType(PC pc, PCCompositeType type)
Collective
Input Parameters#
pc - the preconditioner context
type -
PC_COMPOSITE_ADDITIVE,PC_COMPOSITE_MULTIPLICATIVE(default),PC_COMPOSITE_SYMMETRIC_MULTIPLICATIVE,PC_COMPOSITE_SPECIAL,PC_COMPOSITE_SCHUR,PC_COMPOSITE_GKB
Options Database Key#
-pc_fieldsplit_type <one of multiplicative, additive, symmetric_multiplicative, special, schur> - Sets fieldsplit preconditioner type
See Also#
Solving Block Matrices with PCFIELDSPLIT, PC, PCFIELDSPLIT, PCCompositeType, PCCompositeGetType(), PC_COMPOSITE_ADDITIVE, PC_COMPOSITE_MULTIPLICATIVE,
PC_COMPOSITE_SYMMETRIC_MULTIPLICATIVE, PC_COMPOSITE_SPECIAL, PC_COMPOSITE_SCHUR, PCFieldSplitSetSchurFactType()
Level#
intermediate
Location#
Examples#
src/dm/impls/stag/tutorials/ex4.c
src/ksp/ksp/tutorials/ex87.c
Implementations#
PCFieldSplitSetType_FieldSplit() in src/ksp/pc/impls/fieldsplit/fieldsplit.c
Index of all PC routines
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Index of all manual pages