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Gavin Harper is a mathematician working right at the heart of genetics

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March 2010
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channel assignment problem

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We take reliable radio communications for granted, but accommodating many different users is not easy. Robert Leese explains how the mathematics of colouring graphs can help avoid interference on your mobile phone.

Tags: interference : frequency : wavelength : Fourier analysis : graph theory : algorithm : electromagnetism : radio wave : AM (Amplitude Modulation) : FM (Frequency Modulation) : channel assignment problem