PCBDDCGetNeumannBoundariesLocal#

Get parallel IS for Neumann boundaries (in local ordering)

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCBDDCGetNeumannBoundariesLocal(PC pc, IS *NeumannBoundaries)

Not Collective

Input Parameter#

pc - the preconditioning context

Output Parameter#

NeumannBoundaries - index set defining the subdomain part of Neumann boundaries

Note#

The IS returned could be the same passed in earlier by the user (if provided with PCBDDCSetNeumannBoundariesLocal() or a global-to-local map of the global IS (if provided with PCBDDCSetNeumannBoundaries()). In the latter case, the IS will be available after PCSetUp().

See Also#

PCBDDC``PCBDDCSetNeumannBoundaries(), PCBDDCSetNeumannBoundariesLocal), PCBDDCGetNeumannBoundaries()

Level#

intermediate

Location#

src/ksp/pc/impls/bddc/bddc.c

Implementations#

PCBDDCGetNeumannBoundariesLocal_BDDC in src/ksp/pc/impls/bddc/bddc.c

Index of all PC routines
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Index of all manual pages