# really means `mass of an object that weighs one-pound at the surface
# of the Earth.' That is, in this program, `slug' has its usual
# meaning, and `pound' is synonymous aith `slug'.
# really means `mass of an object that weighs one-pound at the surface
# of the Earth.' That is, in this program, `slug' has its usual
# meaning, and `pound' is synonymous aith `slug'.