https://en.m.wikipedia.org/wiki/Euler's_identity?fbclid=IwAR1p2AiRuZqWIYD9zBSAq4z-O98Nw7eYcZCgTDjISTahr-SiGqtFT6w7ClI
https://en.m.wikipedia.org/wiki/Euler's_identity?fbclid=IwAR1p2AiRuZqWIYD9zBSAq4z-O98Nw7eYcZCgTDjISTahr-SiGqtFT6w7ClI
- bill 3-08-2022 8:31 pm