Mathematics
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Other lives: Expert on probability who lectured at Sussex University for more than 50 years
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The solution to today’s puzzle about trust, secrets and the world’s weirdest proof
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A puzzle about trust, secrets, and the world’s weirdest proof
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Other lives: Maths teacher involved in setting up the Royal Institution’s mathematical masterclasses
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Alex Bellos's Monday puzzle Did you solve it? Tasty buns for Easter eggheads