Calculating π by hand the Isaac Newton way: Pi Day 2020
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Can we calculate 100 digits of π by hand? The William Shanks method.
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Calculating π with Avogadro's Number
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Matt Parker Reacts to Magic Squares of Squares - Numberphile
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Golf balls: how many holes in one?
18:40
The Discovery That Transformed Pi
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Jon Stewart on Trump’s Heel Turn on Zelenskyy In Favor of Putin’s New World Order | The Daily Show
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How to mathematically hang a picture (badly).
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