Privacy & Cookies: This site uses cookies. By continuing to use this website, you agree to their use.
To find out more, including how to control cookies, see here: Cookie Policy
To find out more, including how to control cookies, see here: Cookie Policy
Tired of hearing people ask which area of maths is your favourite? Get one of these tattooed on your forehead and you’ll never be asked again…

David is a professor of mathematics at Dickinson College and is editor of Math Horizons.
divisbyzero.com + More articles by Dave
More from Chalkdust
Book of the Year 2020
We announce the winner of this coveted prize2020 Book of the Year vote
Have your say, and help to choose the 2020 Readers' ChoiceThe Wonder Book of Geometry
We review the seventh of this year's nominees for the Book of the Year, and open the vote for the readers' favouriteHello Numbers! What Can You Do?
We review the sixth of this year's nominees for the Book of the YearWhy Study Mathematics?
We review the fifth of this year's nominees for the Book of the YearMolly and the Mathematical Mystery
We review the fourth of this year's nominees for the Book of the Year