Math with Bad DrawingsCartoon Archive

Math Fashion Tips: Two Euler's Identities

May 25, 2025

Fashion commentary on two equivalent notations: Two Euler's Identities.

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Free for classrooms, worksheets, slides and other non-commercial use under CC BY-NC 4.0, with credit to Ben Orlin.

Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2025-05-25-math-fashion-tips--euler/ (CC BY-NC 4.0)
Transcript

e^(πi) = −1: "simple, provocative, 'little black dress'" vs. e^(πi) + 1 = 0: "overegging the pudding, too clever by half"

Topics
Algebra › Complex Numbers › Euler's IdentityMath Culture › Notation
Level
High SchoolCollege
Themes
Language & WordplayPunsVisual Explanations