establishing a slope and an offset of the linear function as a function of {HEAD ~ at least one parameter} including the speed of the internal combustion engine, cylinder number, inlet pipe geometry, air temperature in the inlet pipe and {TAIL ~ valve control times} 
including
establishing a slope and an offset of the linear function as a function of { HEAD ~ at least one parameter } including the speed of the internal combustion engine , cylinder number , inlet pipe geometry , air temperature in the inlet pipe and { TAIL ~ valve control times }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL