:orphan:
# PCTelescopeGetUseCoarseDM
Get the flag indicating if the coarse `DM` attached to `DM` associated with the `PC` will be used.
## Synopsis
```
#include "petscksp.h"
#include "petscdm.h"
PetscErrorCode PCTelescopeGetUseCoarseDM(PC pc, PetscBool *v)
```
Not Collective
## Input Parameter
- ***pc -*** the preconditioner context
## Output Parameter
- ***v -*** the flag
## See Also
`PCTELESCOPE`, `PCTelescopeSetIgnoreDM()`, `PCTelescopeSetUseCoarseDM()`
## Level
advanced
## Location
src/ksp/pc/impls/telescope/telescope.c
## Implementations
PCTelescopeGetUseCoarseDM_Telescope in src/ksp/pc/impls/telescope/telescope.c
---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/ksp/pc/impls/telescope/telescope.c)
[Index of all PC routines](index.md)
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[Index of all manual pages](/manualpages/singleindex.md)