# TaoALMMGetSubsolver
Retrieve the subsolver being used by `TAOALMM`. 
## Synopsis
```
#include "petsctao.h" 
#include "petscvec.h" 
PetscErrorCode TaoALMMGetSubsolver(Tao tao, Tao *subsolver)
```

## Input Parameters

- ***tao -*** the `Tao` context for the `TAOALMM` solver



## Output Parameter

- ***subsolver -*** the `Tao` context for the subsolver





## See Also
 `Tao`, `TAOALMM`, `TaoALMMSetSubsolver()`

## Level
advanced

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/tao/constrained/impls/almm/almmutils.c.html#TaoALMMGetSubsolver">src/tao/constrained/impls/almm/almmutils.c</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/tao/constrained/impls/almm/almmutils.c)


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