Content about “
complex number

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Torus

Moduli spaces: Introducing Riemann surfaces

How many different surfaces are there? The question seems impossible to answer, but mathematicians have a way of dealing with the multitude. Follow us on a journey into the world of moduli spaces.

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Complex square roots

How to take the square root of a complex number — and discover a beautiful new surface in the process.
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Euler's formula

There are a million things in maths named after Leonard Euler. Here's a beautiful formula involving complex numbers.
Collection

Complex numbers: Why do we love them?

Have you ever wondered what complex numbers are good for, both within and outside of maths? Find out with this collection of articles and videos.

Article

What is the Mandelbrot set?

This article gives a short but thorough introduction to that fabled beast of mathematics: the Mandelbrot set.

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Maths goes to the movies

Got your popcorn? Picked a good seat? Are you sitting comfortably? Then let the credits roll...
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Energetic maths

Producing electricity securely, safely, reliably and cheaply has many challenges. Chris Budd explains that the answer to many of these issues is maths.