John D. Cook johndcook.com

Punch Cards and Dollar Bills

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A recipe for creating random fractals

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When log(x) has the same digits as x

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Connecting partial sums

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A lot of seed phrase words are similar

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Factoring Stencils

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Recovering a permuted seed phrase

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What’s in your wallet?

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Randomly generated dragon

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Converting very long strings to integers in Python

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American Flag Prime

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Uppercase Eszett

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Weierstrass, Montgomery, and Edwards elliptic curve forms

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Tiny Jubjub

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Two ways of generalizing π

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Misleading plots of elliptic curves

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Memorable Primes

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Self-loathing AI

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The Rise and Fall of Bayesian Statistics

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Analyzing the Federalist Papers

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