petsc-3.9.4 2018-09-11

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PCFieldSplitSchurRestoreS

restores the MatSchurComplement object used by this PC

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCFieldSplitSchurRestoreS(PC pc,Mat *S)

Not collective

Input Parameters

See Also

PCFieldSplitGetSubKSP(), PCFIELDSPLIT, PCFieldSplitSchurPreType, PCFieldSplitSetSchurPre(), MatSchurComplement, PCFieldSplitSchurGetS()

Level

advanced

Location

src/ksp/pc/impls/fieldsplit/fieldsplit.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages

	pc	- the preconditioner context
	S	- the Schur complement matrix