petsc-3.12.5 2020-03-29
PCSetDM
Sets the DM that may be used by some preconditioners
Synopsis
#include "petscpc.h"
PetscErrorCode PCSetDM(PC pc,DM dm)
Logically Collective on PC
Input Parameters
| pc | - the preconditioner context
|
| dm | - the dm, can be NULL
|
Developer Notes
The routines KSP/SNES/TSSetDM() require the dm to be non-NULL, but this one can be NULL since all it does is
replace the current DM
See Also
PCGetDM(), KSPSetDM(), KSPGetDM()
Level
intermediate
Location
src/ksp/pc/interface/pcset.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages