Maths
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Patterns, chance and the numbers hiding in everyday things.
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Why random dice rolls draw a perfect fractal: the chaos game and the Sierpiński triangle
Pick three dots, then keep jumping halfway towards a randomly chosen one. It sounds like it should leave a grey smudge, but after a few thousand jumps a…
Why seven shuffles are enough to mix a deck of cards
A 52-card deck can be put in about 8 × 10^67 different orders, yet a few quick shuffles leave a lot of the old order behind. In 1992 Dave Bayer and Persi…