{HEAD ~ A fuzzy inference unit} includes {TAIL ~ membership function generation circuits}, each of an analog type operable in an electric voltage mode 
{ HEAD ~ A fuzzy inference unit } includes { TAIL ~ membership function generation circuits } , each of an analog type operable in an electric voltage mode
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH