Po-Shen Loh personal blog

A cute proof that makes e natural

poshenloh.com published 2025-04-16

Po-Shen Loh explains why Euler's number e is natural using only precalculus: one exponential curve has tangent slope 1 at the y-axis, which leads to the compound interest limit.

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Math & AlgorithmsLife, Learning & Writing2025

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