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# DMNetworkGetSharedVertices
Returns the info for the shared vertices 
## Synopsis
```
#include "petscdmnetwork.h"  
PetscErrorCode DMNetworkGetSharedVertices(DM dm, PetscInt *nsv, const PetscInt **svtx)
```
Not Collective


## Input Parameter

- ***dm -*** the `DMNETWORK` object



## Output Parameters

- ***nsv -*** number of local shared vertices
- ***svtx -*** local shared vertices





## Notes
Cannot call this routine before `DMNetworkLayoutSetup()`


## See Also
 `DM`, `DMNETWORK`, `DMNetworkGetSubnetwork()`, `DMNetworkLayoutSetUp()`, `DMNetworkAddSharedVertices()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/impls/network/network.c.html#DMNetworkGetSharedVertices">src/dm/impls/network/network.c</A>


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


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