FULL 2D ARRAY:
[ 00 01 02 03 ]
[ 10 11 12 13 ]
[ 20 21 22 23 ]
[ 30 31 32 33 ]
[ 40 41 42 43 ]

REGION REFERENCED FOR 2D HYPERSLAB WITH COORDINATES (1,1)-(3,2):
  [ 11 12 ]
  [ 21 22 ]
  [ 31 32 ]