PCBDDCSetDirichletBoundaries#

Set IS defining Dirichlet boundaries for the global problem.

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCBDDCSetDirichletBoundaries(PC pc, IS DirichletBoundaries)

Collective

Input Parameters#

  • pc - the preconditioning context

  • DirichletBoundaries - parallel IS defining the Dirichlet boundaries

Note#

Provide the information if you used MatZeroRows() or MatZeroRowsColumns(). Any process can list any global node

See Also#

PCBDDC, PCBDDCSetDirichletBoundariesLocal(), MatZeroRows(), MatZeroRowsColumns()

Level#

intermediate

Location#

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

Examples#

src/ksp/ksp/tutorials/ex71.c.html

Implementations#

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


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