Just a curious mathematical result

[EdS2]

(03-06-2018 05:53 PM)KeithB Wrote:  Or weird approximations of pi.
18*(sin(1) + cos(40)) ~= pi

That's a good unpacking. The original outer use of sin() is mapping something close to pi/2 to something much closer to 1. It looks impressive - I was impressed - but it's a trick.