More from Chalkdust
In conversation with Martin Hairer
We talk to the Fields medallist about his life, his work and his advice to his younger self.
Dear Dirichlet, Issue 15
Weddings, holidays and catfish find their way into the prof's postbox this issue.
How do calculators do trigonometry?
W.L. Feldhusen explains the obscure sine-finding trick hiding inside your calculator!
Heads and Tails
An unexpected way to beat the odds in this classic game
In conversation with Chris Budd
We chat to one of the UK's most qualified voices in mathematics communication
Do you have too many or too few friends?
Do we have a natural limitation on the number of friends that we have?