Periodic Grids


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Specify this in MPI_Cart_create with

dims(1)    = 4 
   dims(2)    = 3 
   periods(1) = .TRUE. 
   periods(2) = .TRUE. 
   reorder    = .true. 
   ndim       = 2 
   call MPI_CART_CREATE( MPI_COMM_WORLD, ndim, dims,  
  $                periods, reorder, comm2d, ierr ) 



Up: Topologies Next: Nonperiodic Grids Previous: The periods argument