Things to Make and Do in the Fourth DimensionBy: Matt Parker 'Maths at its most playful and multifarious' Jordan Ellenberg Matt Parker, author of the No. 1 bestseller Humble Pi, takes us on a riotous journey through the possibilities of numbers Mathematician Matt Parker uses bizarre Klein Bottles, unimaginably small pizza slices, knots no one can untie and computers built from dominoes to reveal some of the most exotic and fascinating ideas in mathematics. Starting with simple numbers and
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