{HEAD ~ An initial estimation} of the location and {TAIL ~ orientation} of each magnet results in the generation of predicted magnetic field values 
{ HEAD ~ An initial estimation } of the location and { TAIL ~ orientation } of each magnet results in the generation of predicted magnetic field values
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH