petsc-3.14.6 2021-03-30
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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

Notes

Provide the information if you used MatZeroRows/Columns routines. 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

Index of all PC routines
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Index of all manual pages