Blogs / Personal blogs

David Wakeham

hapax.github.io

Interdimensional wizard

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Science & Space 1Math & Algorithms 1

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Hacking physics from the back of a napkin (2020)

February 24, 2020. The computational power of a humble napkin is awesome. I discuss three napkin algorithms — dimensional analysis, Fermi estimates, and random walks — and use them to figure out why rain falls, the length of the E. coli genome, and the mass of a proton, among other things. These examples suggest a…