Maths in a minute

Measuring tape

We present a quick introduction to some important groups of numbers — from natural to irrational and from real to imaginary.

dice

How can statistics help us to make informed decisions. Find out with this brief explanation of hypothesis testing?

triangle

What are mathematical invariants and why are they useful?

A lattice generated by basis vectors that aren't at right-angles to each other

A lattice may seem like a simple regular grid of points, but it leads to fascinating new research in maths and cryptography!

laptop with padlock

Ingenious maths keeps your credit card details safe when you shop online and underlies the security of the internet.  Find out how in this easy introduction.

cup of tea

Whenever you smell the lovely smell of fresh coffee or drop a tea bag into hot water you're benefiting from diffusion. Find a quick introduction to the concept here.

Random walk

Random walks are great for modelling anything that moves, from particles to people. They're also fun, versatile and beautiful!

Game of Life

Even simple rules can lead to interesting processes. Play with Conway's famous cellular automaton to see life-like patterns unfold. 

Worried about your population of bugs? A branching process can help you understand it.

What exactly do we mean when we say group theory is the study of symmetry? Group actions make precise what it means for a group to act by symmetries on an object.

How many ways can you write a number as the sum of smaller numbers?  

How does artificial intelligence manage to produce reliable outputs? Stochastic gradient descent has the answer!