## Maths in a minute

Introducing an indispensable tool of mathematical logic.

Take a quick trip to the foundations of probability theory.

Double counting proves a neat result in graph theory.

*dark matter*. But if it's invisible how do they know it's there?

Why your muesli shakes down in unexpected ways.

If you're bored with the average, then move on to the variance!

What's wrong with this probability argument?