It’s surprisingly difficult to prove one of the most basic properties of a number: whether it can be written as a fraction. A ...

Our community thrives on collaboration and intellectual curiosity. If you're passionate about mathematics and statistics you'll feel at home here. Welcome to the Department of Mathematics at Imperial ...

Kevin Lynch is a London-born, Dublin-based writer and journalist. The author of Steve Jobs: A Biographic Portrait, Kevin is a regular feature writer for a number of tech sites and the former ...