In another aspect of the present invention, {HEAD ~ a method} of reading {TAIL ~ a multi dimensional matrix symbol} is provided 
In another aspect of the present invention , { HEAD ~ a method } of reading { TAIL ~ a multi dimensional matrix symbol } is provided
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH