More from Chalkdust
Christmas puzzle #2: A Christmas nonogram
Puzzle #2 in our 2020 Christmas puzzle seriesChalkdust Book of the Year 2019
We reveal the shortlist2018 Fields medal winners
Introducing the work that has won mathematics' most famous awardWhat’s hot and what’s not, Issue 06
Mathematical fashion advice for an ever-changing worldDear Dirichlet, Issue 03
Prof. Dirichlet tackles deaf colleagues and cold badgers.Is there a perfect maths font?
Let's print your thesis in Comic Sans