grid - Chalkdust

Bea is a PhD student in the computer science department at UCL. Since joining the team she’s found that the other editors find the phrase ‘it needs more white space’ very triggering.

In conversation with Martin Hairer
We talk to the Fields medallist about his life, his work and his advice to his younger self.
The hidden harmonies of Hamming distance
Chris Boucher explores the secrets and symmetries behind a measure of the distance between binary strings
Crossnumber winners, issue 12
Did you solve it?
Primes à la Euler
Infinitely many primes ending in 1, 3, 7 and 9 proved in typically Eulerian style.
Forget a new £1 coin, we need a £1.23 coin
Not the new coin we want, but the new coin we need
Crossnumber winners
Are you a winner?