Plus.Maths.org
List by Author: Phil Wilson
The philosophy of applied mathematics 
We all take for granted that mathematics can be used to describe the world, but when you think about it this fact is rather stunning. This article explores what the applicability of maths says about the various branches of mathematical philosophy.
Graphical methods III: the slugs bounce back 
In the last article of this three-part series, Phil Wilson shows how simple graphs can tell you a lot about the economy — and not only in Slugworld.
