Robin Wilson is an Emeritus Professor of Pure Mathematics at the Open University, Emeritus Professor of Geometry at Gresham College, London, and a former fellow of Keble College, Oxford University. He has written or edited over forty books, including Lewis Carroll in Numberland and Four Colours Suffice.
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Number theory is the branch of mathematics that is primarily concerned with the counting numbers. Of particular importance are the prime numbers, the 'building blocks' of our number system. The subject is an old one, dating back over two millennia to the ... SEE MORE