On Mar 10, 2006, at 1:35 AM, Buehler, Martin wrote: > i'm looking for integer math formulas, dealing with a hand full of > components, but 1 of the components has no influence on the result Hmm. Like the acceleration of an object in a gravitational field; explaining why heavy objects and light objects fall at the same speed ? F = M1 A general formula for motion F = G*M1*M2 / R^2 gravitational force. G*M1*M2/R^2 = M1*A M1s will cancel out... BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist