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Mathematician

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A Mathematician Answers a 150-Year-Old Chess Problem thumbnail

A Mathematician Answers a 150-Year-Old Chess Problem

If you have a few chess sets at home, try the following exercise: Arrange eight queens on a board so that none of them are attacking each other. If you succeed once, can you find a second arrangement? A third? How many are there?This challenge is over 150 years old. It is the earliest version…
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