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Maths is a fickle world. Stay à la mode with our guide to the latest trends.

Agree? Disagree? @chalkdustmag chalkdustmag

40-minute conference snores 5-minute talks Show us your coolest stuff and let us chat to you later.

You lost everyone after that entire page of algebra, mate.

Maths T-shirts

274,207,281 − 1 The new largest known prime number, found in January 2016!

Show your friends you’re better than them by wearing some maths they don’t understand. (buy yours at

Maths tattoos

257,885,161 − 1 Fake proofs of the Riemann Hypothesis Three cheers for Dr Enoch! We will never get tired of the panicked excitement following one of these.

17½ million digits of insignificance, you useless old largest prime.

Volume = pi*z*z*a Everyone knows you use the letters a for radii and z for heights.

Pizza cutting Want equally-sized pieces but not all with crust? No longer only possible with just 6 or 12 friends!

Counterexamples Please don’t find one of these. It would ruin a lot of PhDs.

More free fashion advice online at

Pictures T-shirt: Wikimedia Commons, user Camisetas. Dr Enoch: Opeyemi Enoch.

eiπ + 1 = SHUT UP


Chalkdust, Issue 03  

Popular mathematics magazine from UCL

Chalkdust, Issue 03  

Popular mathematics magazine from UCL