A display is provided to display {TAIL ~ the values} related to the position of each of {HEAD ~ the plurality} of magnets is the three dimensional space 
A display is provided to display { TAIL ~ the values } related to the position of each of { HEAD ~ the plurality } of magnets is the three dimensional space
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH