# PetscWeakFormCreate
Creates an empty `PetscWeakForm` object. 
## Synopsis
```
#include "petscds.h" 
PetscErrorCode PetscWeakFormCreate(MPI_Comm comm, PetscWeakForm *wf)
```
Collective


## Input Parameter

- ***comm -*** The communicator for the `PetscWeakForm` object



## Output Parameter

- ***wf -*** The `PetscWeakForm` object





## See Also
 `PetscWeakForm`, `PetscDS`, `PetscWeakFormDestroy()`

## Level
beginner

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


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


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