petsc-3.15.0 2021-03-30
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DMCoarsen

Coarsens a DM object

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMCoarsen(DM dm, MPI_Comm comm, DM *dmc)
Collective on dm

Input Parameter

dm - the DM object
comm - the communicator to contain the new DM object (or MPI_COMM_NULL)

Output Parameter

dmc - the coarsened DM

See Also

DMRefine(), DMDestroy(), DMView(), DMCreateGlobalVector(), DMCreateInterpolation()

Level

developer

Location

src/dm/interface/dm.c

Examples

src/ksp/ksp/tutorials/ex65.c.html

Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages