Alex Doak is a PhD student at UCL researching fluid mechanics.
alexander.doak.11@ucl.ac.uk
alexander.doak.11@ucl.ac.uk
More from Chalkdust

Dear Dirichlet, Issue 14
Football, telly and shape-shifting houses find their way into the prof's postbox this issue.
Pretty pictures in the complex plane
Contemplate the beauty of the Julia and Mandelbrot sets and an elegant mathematical explanation of them
Should you buy a Valentine’s day present?
For those of you tackling this dilemma, here's your answer...
Binary magic card trick
Behind today's door... A binary magic card trick!
Killing by numbers: the mathematics of warfare
A blast from the past. Modelling battle grounds from ancient Greece.
A counterintuitive result in the theory of traffic flow
Additional roads do not imply faster travel times!
