:orphan:
# PetscDSSetWeakForm
Sets the weak form object 
## Synopsis
```
#include "petscds.h" 
PetscErrorCode PetscDSSetWeakForm(PetscDS ds, PetscWeakForm wf)
```
Not Collective


## Input Parameters

- ***ds -*** The `PetscDS` object
- ***wf -*** The weak form object





## See Also
 `PetscWeakForm`, `PetscDSGetWeakForm()`, `PetscDSGetNumFields()`, `PetscDSCreate()`

## Level
beginner

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


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


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