Skip Montanaro wrote:
* Why the 1.0 divisor when computing gear?
As explained, otherwise it'll be integer
division. But I think that qualifies as a hack
(not an ugly hack tho) so there is no shame in
spotting it an "error" :)
* You can skip the radius and use wheel
(diameter) directly in computing
the circumference.
Right!
* It never occurred to me to do this in Lisp.
I always just use an online calculator, like:
http://www.gear-calculator.com/?GR=DERS&KB=34,50&RZ=12,13,15,17,19,21,23,25&UF=2150&TF=90&SL=2.6&UN=KMH
Let's agree there is no need to do it in Lisp.
Only a desire :)