petsc-3.15.0 2021-03-30
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
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