# DMHasBasisTransform
Whether the `DM` employs a basis transformation from functions in global vectors to functions in local vectors 
## Synopsis
```
#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMHasBasisTransform(DM dm, PetscBool *flg)
```

## Input Parameter

- ***dm -*** The DM



## Output Parameter

- ***flg -*** PETSC_TRUE if a basis transformation should be done





## See Also
 `DM`, `DMPlexGlobalToLocalBasis()`, `DMPlexLocalToGlobalBasis()`, `DMPlexCreateBasisRotation()`

## Level
developer

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


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


[Index of all DM routines](index.md)  
[Table of Contents for all manual pages](/docs/manualpages/index.md)  
[Index of all manual pages](/docs/manualpages/singleindex.md)  
