More from Chalkdust
The big argument: What’s the best way to end a proof?
QED or $\square$?
Congruent Triangles
We review the seventh of this year’s nominees for the Book of the Year
I don’t like science fiction
Peach Semolina admits her true feelings about science fiction, and delves into the maths of quantum teleportation.
Dear Dirichlet, Issue 16
Girl guides, cooking, and public transport find their way into the prof's postbox this issue.
Celebrating simple mathematical models
Hollis Williams explores the power even simple models can have in describing the world around us.
Pretend numbers
20 questions, the axiom of choice and colouring sequences.