:orphan:
# PCBDDCGetPrimalVerticesLocalIS
Get user defined primal vertices set with `PCBDDCSetPrimalVerticesLocalIS()`
## Synopsis
```
#include "petscpc.h"
PetscErrorCode PCBDDCGetPrimalVerticesLocalIS(PC pc, IS *is)
```
Collective
## Input Parameter
- ***pc -*** the preconditioning context
## Output Parameter
- ***is -*** index set of primal vertices in local numbering (`NULL` if not set)
## See Also
`PCBDDC`, `PCBDDCSetPrimalVerticesIS()`, `PCBDDCGetPrimalVerticesIS()`, `PCBDDCSetPrimalVerticesLocalIS()`
## Level
intermediate
## Location
src/ksp/pc/impls/bddc/bddc.c
## Implementations
PCBDDCGetPrimalVerticesLocalIS_BDDC in src/ksp/pc/impls/bddc/bddc.c
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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/ksp/pc/impls/bddc/bddc.c)
[Index of all PC routines](index.md)
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[Index of all manual pages](/manualpages/singleindex.md)