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Careers with maths
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Rupa Patel reflects to Plus on her work as a financial engineer

A favourite from the archive...
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When we finally meet the Martians, John Conway believes they are going to want to talk mathematics.

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March 2008
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internet security

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The number chosen by the England captain for his Real Madrid shirt is rich in mysterious connotations. But mathematician Marcus du Sautoy backs a new theory to explain why Beckham has plumped for number 23.

Tags: prime number : encryption : Riemann Hypothesis : internet security


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A crisis in cryptography?

Tags: internet security : hash algorithm