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Numberphile

Season 11 · Episode 3

A proof that e is irrational

0.0January 24, 2021

Professor Ed Copeland shows a proof by Joseph "Voldemort" Fourier that e is irrational.

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Episode 1The Drag Equation (Empire State Building v Eiffel Tower)
Episode 2Quasiperfect Numbers with Eric Lander
Episode 3A proof that e is irrational
Episode 4Annoying Puzzles (and Cognitive Reflection Problems)
Episode 5Gabriel's Horn Paradox