/*D
   MPI_Cartdim_get - Retrieves Cartesian topology information associated with a communicator

Synopsis:
.vb
int MPI_Cartdim_get(MPI_Comm comm, int *ndims)
.ve

Input Parameters:
. comm - communicator with Cartesian structure (handle)

Output Parameters:
. ndims - number of dimensions of the Cartesian structure (integer)

.N ThreadSafe

.N Fortran

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_ARG
.N MPI_ERR_COMM
.N MPI_ERR_OTHER

D*/

