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How hard is a hard problem?

How can we distinguish between 'easy problems' and 'hard problems'...

Prime-time mathematics

Prime numbers form the building blocks of arithmetic. But if...

Much ado about zero

The concept of zero developed in many cultures over thousands...

Here’s looking at Euclid

It is often argued that mathematics as we know it...

Keep taking the tablets

Many thousands of surviving mathematical clay tablets provide much information...

Better programming

This series of Geometry Lectures looks at all aspects of...

Computer Circles

Mathematics and the Metropolis: A Survey of Victorian London

The Victorian period was a time of massive change for...

Plugging Computers In

When computers are plugged in, they can do amazing things...

Magic Pictures

This lecture looks at the way images can be distorted...