img3 - Chalkdust

We slide down a dimension from a 2-simplex to
an edge on its boundary.

Calum is a lecturer in physics at Edge Hill University where he studies topological solitons and enjoys talking about maths and physics to anyone who will listen. He can often be found on the side of a mountain or out on a bike, talking to himself about solitons.

On the cover: Voronoi diagrams and generative art
Hayden Mankin combines traditional art with randomness
Oπnions: In defence of toy models
Calum gets on his soap box about toy models
Cryptic wordsearch, Issue 19
Can you solve it?
On the cover: skyrmions
Sven Bjarke Gudnason and Calum Ross introduce you to the wonderful world of skyrmions
The history of pi
What is pi? How do we define it and who first thought of it? We explore the history of this quintessential mathematical constant.
Maths and music, together in harmony
Uniting the teaching of mathematics and music can benefit pupils greatly in both areas.