# PetscDSGetDiscretization
Returns the discretization object for the given field 
## Synopsis
```
#include "petscds.h" 
PetscErrorCode PetscDSGetDiscretization(PetscDS prob, PetscInt f, PetscObject *disc)
```
Not collective


## Input Parameters

- ***prob -*** The `PetscDS` object
- ***f -*** The field number



## Output Parameter

- ***disc -*** The discretization object





## See Also
 `PetscDS`, `PetscFE`, `PetscFV`, `PetscDSSetDiscretization()`, `PetscDSAddDiscretization()`, `PetscDSGetNumFields()`, `PetscDSCreate()`

## Level
beginner

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/dt/interface/dtds.c.html#PetscDSGetDiscretization">src/dm/dt/interface/dtds.c</A>


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