map50c - Chalkdust

US map in an extreme election scenario with 3 candidates. Map data: OpenStreetMap contributors

Jakob is a PhD student and mathematician from London and works mainly in differential geometry. In his spare time, he likes to draw, and think about mathematics in art.

In conversation with Martin Hairer
We talk to the Fields medallist about his life, his work and his advice to his younger self.
Page 3 model: The potato Earth
How Kelvin estimated the age of the Earth by thinking about a baked potato
Page 3 model: Woollen jumpers
How did your favourite sweater become so big? And how big can it get?
Significant figures: John Conway
The story of an unforgettable mathematician.
Kepler’s barrels
Sam Hartburn orders wine by the barrel, but wonders if she's getting the most wine
What’s hot and what’s not, issue 08
Fashion is fleeting, Chalkdust regulars are not.