# DMSetCoarsenLevel
Sets the number of coarsenings that have generated this `DM`. 
## Synopsis
```
#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMSetCoarsenLevel(DM dm, PetscInt level)
```
Collective on dm


## Input Parameters

- ***dm -*** the `DM` object
- ***level -*** number of coarsenings





## Note
This is rarely used directly, the information is automatically set when a `DM` is created with `DMCoarsen()`


## See Also
 `DMSetCoarsenLevel()`, `DMCoarsen()`, `DMGetCoarsenLevel()`, `DMGetRefineLevel()`, `DMDestroy()`, `DMView()`, `DMCreateGlobalVector()`, `DMCreateInterpolation()`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/interface/dm.c.html#DMSetCoarsenLevel">src/dm/interface/dm.c</A>


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[Index of all DM routines](index.md)  
[Table of Contents for all manual pages](/docs/manualpages/index.md)  
[Index of all manual pages](/docs/manualpages/singleindex.md)  
