# MPIU_COMPLEX
Portable MPI datatype corresponding to `PetscComplex` independent of the precision of `PetscComplex` 
## Notes
In MPI calls that require an MPI datatype that matches a `PetscComplex` or array of `PetscComplex` values, pass this value.




## See Also
 `PetscReal`, `PetscScalar`, `PetscComplex`, `PetscInt`, `MPIU_REAL`, `MPIU_SCALAR`, `MPIU_COMPLEX`, `MPIU_INT`, `PETSC_i`

## Level
beginner

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/include/petscmath.h.html#MPIU_COMPLEX">include/petscmath.h</A>


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