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Nora Koparan tells the story of the first female professor of mathematics

Forgotten how to draw a log graph? No need to panic – here's a handy guide!

A great way to waste a lot of paper

Tuesday 11 October, 7.15pm. Come along! Featuring hundreds of free copies of Chalkdust, free pizza, and the chance to purchase a Chalkdust T-shirt.

Explaining the tautological Twitter bot

Ghostbusting with graph theory