In {TAIL ~ the halftoning art}, {HEAD ~ the non periodic characteristic} of the screen function is typically referred to as stochastic 
In
In { TAIL ~ the halftoning art } , { HEAD ~ the non periodic characteristic } of the screen function is typically referred to as stochastic
REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH