PETSc version 3.15.5

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SNESGetDM

Gets the DM that may be used by some preconditioners

Synopsis

#include "petscsnes.h"  
PetscErrorCode  SNESGetDM(SNES snes,DM *dm)

Not Collective but DM obtained is parallel on SNES

Input Parameter

snes

- the preconditioner context

Output Parameter

dm

- the dm

See Also

SNESSetDM(), KSPSetDM(), KSPGetDM()

Level

intermediate

Location

src/snes/interface/snes.c

Examples

src/snes/tutorials/ex5.c.html
src/snes/tutorials/ex9.c.html
src/snes/tutorials/ex12.c.html
src/snes/tutorials/ex14.c.html
src/snes/tutorials/ex15.c.html
src/snes/tutorials/ex18.c.html
src/snes/tutorials/ex19.c.html
src/snes/tutorials/ex22.c.html
src/snes/tutorials/ex30.c.html
src/snes/tutorials/ex35.c.html
src/snes/tutorials/ex48.c.html

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