PCFieldSplitGetSchurPre#

For Schur complement fieldsplit, determine how the Schur complement will be preconditioned. See PCFieldSplitSetSchurPre() for details.

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCFieldSplitGetSchurPre(PC pc, PCFieldSplitSchurPreType *ptype, Mat *pre)

Logically Collective

Input Parameter#

  • pc - the preconditioner context

Output Parameters#

See Also#

Solving Block Matrices, PC, PCFieldSplitSetSchurPre(), PCFieldSplitGetSubKSP(), PCFIELDSPLIT, PCFieldSplitSetFields(), PCFieldSplitSchurPreType, PCLSC

Level#

intermediate

Location#

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

Implementations#

PCFieldSplitGetSchurPre_FieldSplit() in src/ksp/pc/impls/fieldsplit/fieldsplit.c


Index of all PC routines
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Index of all manual pages