2 ms·
My favorite: 1) Using Taylor Series, show that exp(ix)=cos(x)+i*sin(x). 2) Then the result is trivial for x=pi This image helps: https://en.wikipedia.org/wi
by a-nikolaev 13y ago
My favorite:
1) Using Taylor Series, show that exp(ix)=cos(x)+i*sin(x).
2) Then the result is trivial for x=pi
This image helps:
https://en.wikipedia.org/wiki/File:Euler%27s_formula.svg https://en.wikipedia.org/wiki/File:Euler%27s_formula.svg
- stephencanon 13y agoTaylor series are ugly; do it directly from the definition of the functions as solutions to specific differential equations =).