petsc-3.14.6 2021-03-30

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DMGetCoarseDM

Get the coarse mesh from which this was obtained by refinement

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMGetCoarseDM(DM dm, DM *cdm)

Input Parameter

dm

- The DM object

Output Parameter

cdm

- The coarse DM

See Also

DMSetCoarseDM()

Level

intermediate

Location

src/dm/interface/dm.c

Examples

src/ksp/ksp/tutorials/ex73.c.html
src/snes/tutorials/ex12.c.html
src/snes/tutorials/ex17.c.html
src/snes/tutorials/ex56.c.html
src/snes/tutorials/ex62.c.html
src/snes/tutorials/ex77.c.html
src/ts/tutorials/ex45.c.html
src/ts/tutorials/ex46.c.html
src/ts/tutorials/ex48.c.html
src/tao/tutorials/ex1.c.html
src/tao/tutorials/ex2.c.html

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