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

Options Database Key

• -pc_fieldsplit_type <one of multiplicative, additive, symmetric_multiplicative, special, schur> - Sets fieldsplit preconditioner type

See Also

Solving Block Matrices, PC, PCFIELDSPLIT, PCCompositeType, PCCompositeGetType(), PC_COMPOSITE_ADDITIVE, PC_COMPOSITE_MULTIPLICATIVE, PC_COMPOSITE_SYMMETRIC_MULTIPLICATIVE, PC_COMPOSITE_SPECIAL, PC_COMPOSITE_SCHUR

Level

intermediate

Location

src/ksp/pc/impls/fieldsplit/fieldsplit.c

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

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Index of all PC routines
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Index of all manual pages