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# DMPlexPartitionLabelAdjacency
Add one level of adjacent points to the partition label 
## Synopsis
```
#include "petscdmplex.h"   
PetscErrorCode DMPlexPartitionLabelAdjacency(DM dm, DMLabel label)
```

## Input Parameters

- ***dm     -*** The `DM`
- ***label  -*** `DMLabel` assigning ranks to remote roots





## See Also
 [](ch_unstructured), `DM`, `DMPLEX`, `DMLabel`, `DMPlexPartitionLabelCreateSF()`, `DMPlexDistribute()`, `DMPlexCreateOverlap()`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/impls/plex/plexpartition.c.html#DMPlexPartitionLabelAdjacency">src/dm/impls/plex/plexpartition.c</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/dm/impls/plex/plexpartition.c)


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