petsc-3.7.5 2017-01-01
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PCFieldSplitSetOffDiagUseAmat

 set flag indicating whether to extract off-diagonal blocks from Amat (rather than Pmat)

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCFieldSplitSetOffDiagUseAmat(PC pc,PetscBool flg)
Logically Collective on PC

Input Parameters

pc - the preconditioner object
flg - boolean flag indicating whether or not to use Amat to extract the off-diagonal blocks from

Options Database

-pc_fieldsplit_off_diag_use_amat -

See Also

PCFieldSplitGetOffDiagUseAmat(), PCFieldSplitSetDiagUseAmat(), PCFIELDSPLIT

Level:intermediate
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