The world turns on symmetry – from the spin of subatomic particles to the dizzying beauty of an arabesque. But there’s more to it than meets the eye. Here, Oxford mathematician Marcus du Sautoy offers a glimpse of the invisible numbers that marry all symmetrical objects.
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Videos of the 1978 Christmas Lectures series, The Nature of Mathematics and the Mathematics of Nature by Sir Christopher Zeeman: Linking and Knotting, Numbers and Geometry, Infinity and Perspective, Games and Evolution, Waves and Music, Catastrophe and Psychology. [External Link]