Mara - Chalkdust

David is a final year PhD student at UCL studying geometric group theory. When not doing maths he can usually be found singing or playing the flute.
davidsheard.co.uk/ + More articles by David

In conversation with Ulrike Tillmann
Sophie Maclean and David Sheard speak to a very top(olog)ical mathematician!
Dear Dirichlet, Issue 13
Parishoners, partners and puzzled playwrights have written in to the professor's postbox this issue
Page 3 model: Solitons
Solitons
Chalkdust issue 11 puzzle hunt #3
David Sheard sets the third puzzle. Can you solve it?
On the cover: Apollonian packing
David Sheard explores the rich mathematics and history behind the Apollonian packing, and the cover of issue 11
Should you buy a Valentine’s day present?
For those of you tackling this dilemma, here's your answer...