Matthew Scroggs is a PhD student at UCL working on finite and boundary element methods. His website, mscroggs.co.uk, is full of maths and now features a video of him completing a level of Pac-Man optimally.
@mscroggs 
mscroggs.co.uk + More articles by Matthew
More from Chalkdust
Crossnumber winners, issue 09
Did you solve it?
Review of Problem Solving in GCSE Mathematics
We have a go at the puzzles in Daniel Griller’s new bookPrize crossnumber, Issue 09
Win £100 of Maths Gear goodies by solving our famously fiendish crossnumber
On the cover: Harriss spiral
Find out more about the spiral trees on the cover of Issue 09Crossnumber winners, Issue 08
Did you solve it?
Carnival of Mathematics 162
This month’s round up of mathematical blog posts from all over the internet