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Digital art

Computer-generated art is on the rise, and with it comes a further blurring of the boundaries between maths and art. Lewis Dartnell looks at some stunning examples.
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numbers

The fabulous positional system

Chris Hollings reveals that our number system, much used but rarely praised, is in fact a work of genius and took millennia to evolve.

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Universal pictures

Peter Markowich is a mathematician who likes to take pictures. At first his two interests seemed completely separate to him, but then he realised that behind every picture there is a mathematical story to tell. Plus went to see him to find out more, and ended up with a pictorial introduction to partial differential equations.