(= (Quantity.Dimension Kilogram) Mass-Dimension)
(= (Base-Units Si-Unit) (Setof Meter Kilogram Second-Of-Time Ampere Degree-Kelvin Mole Candela Identity-Unit)) (= Pound-Mass (/ Kilogram 2.2046)) (= Newton (* (* Kilogram Meter) (Expt Second-Of-Time -2)))