A triangle

Clare (like gare) is a Chalkdust editor. In her spare time, she’s an assistant professor at Durham University. She likes Skittles, probability, and making the magazine look more like Cosmo.
More from Chalkdust
Chalkdust dissertation prize
Calling all final-year students!The big argument: What’s the best way to end a proof?
QED or $\square$?Flo-maps fractograms: the game
Try out these flo-maps for yourself: fractions speak louder than wordsChalkdust Issue 06 coming 19 October
Free launch party, 7.15pm. Come along!Prime jewellery
Make your own treasures, guaranteed to be priceless on a future episode of Antiques RoadshowMusic playlists, Facebook and Twitter
Here is a very exciting way to measure how similar is your music playlist between your friends, or how similar are your Facebook contacts.