# MatMumpsGetInverse
Get user-specified set of entries in inverse of A
## Synopsis
```
#include "petscmat.h"
PetscErrorCode MatMumpsGetInverse(Mat F, Mat spRHS)
```
Logically Collective
## Input Parameters
- ***F -*** the factored matrix obtained by calling `MatGetFactor()` from PETSc-MUMPS interface
- ***spRHS -*** sequential sparse matrix in `MATTRANSPOSEVIRTUAL` format holding specified indices in processor[0]
## Output Parameter
- ***spRHS -*** requested entries of inverse of A
## References
- **** -*** MUMPS Users' Guide
## See Also
`MatGetFactor()`, `MatCreateTranspose()`
## Level
beginner
## Location
src/mat/impls/aij/mpi/mumps/mumps.c
## Implementations
MatMumpsGetInverse_MUMPS in src/mat/impls/aij/mpi/mumps/mumps.c
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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/mat/impls/aij/mpi/mumps/mumps.c)
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