The following is an excerpt from Beyond Infinity: An Expedition to the Outer Limits of Mathematics, by Eugenia Cheng Mathematics can be thought of as many things: a language, a tool, a game. It might ...

One of the first numbers you learned as a kid was infinity. Perhaps you’ve also heard the typical six-year-old ask for infinity-plus-one cookies or minutes before bedtime. But what is the mathematical ...

Cheng (How to Bake π), a scientist in residence at the School of the Art Institute of Chicago and honorary fellow at Sheffield University, tackles some difficult concepts in this superb study of the ...