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omnster
on Feb 4, 2023
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Solving the cube root of 19,683 mentally
Reminded me of the story about Feynman being challenged by an abacist to compute cubic root
https://www.ecb.torontomu.ca/~elf/abacus/feynman.html
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https://www.ecb.torontomu.ca/~elf/abacus/feynman.html