PETSC_EXTERN PetscErrorCode DMCoarsenHierarchy_Moab(DM dm, PetscInt nlevels, DM dmc[])Collective on MPI_Comm
| dm | - The DMMoab object |
| nlevels | - The number of levels of refinement needed to generate the hierarchy | |
| dmc | - The DM objects after successive coarsening of the hierarchy |