rpn/test/120-trig.md

TRIGONOMETRY

del default

pi

6 fix pi

-> stack should be 3.141593

del default

real sin asin

0 sin pi 2 / sin pi 6 / sin 0 asin 0 == 1 asin pi 2 / == 0.5 asin pi 6 / ==

-> stack should be 0, 1, 0.5, 1, 1, 1

del

real cos acos

0 cos pi 3 / cos 1 acos 0 == 0.5 acos pi 3 / ==

-> stack should be 1, 0.5, 1, 1

del

real tan atan

pi 4 / tan 1 == 1 atan pi 4 / ==

-> stack should be 1, 1

del