A proof that e is irrational - Numberphile
A proof that e is irrational - Numberphile Professor Ed Copeland shows a proof by Joseph "Voldemort" Fourier that e is irrational. Check out episode sponsor http://KiwiCo.com/Numberphile for 50% off your first month of any subscription. The crates are great! More links & stuff in full description below ↓↓↓ Ed Copeland is a physics proeuler's numbermathematicsLINK