entering a time constant value corresponding to {HEAD ~ the time} constant Tp into {TAIL ~ the memory} of the computing machine 
entering a time constant value corresponding to { HEAD ~ the time } constant Tp into { TAIL ~ the memory } of the computing machine
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH