img5 - Chalkdust

In this diagram the 2-simplex is $\alpha= a bc$, while the vertex $\gamma$ is $a$.

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.

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
Geometry Juniors
We review the second of this year's nominees for the Book of the Year
The sieve of Eratosthenes: revisited
How can we teach people about the sieve in a way that helps them best understand prime numbers?
Dear Dirichlet, Issue 01
Moonlighting agony uncle Professor Dirichlet answers our readers' personal problems.

More from Chalkdust

Oπnions: In defence of toy models

Cryptic wordsearch, Issue 19

On the cover: skyrmions

Geometry Juniors

The sieve of Eratosthenes: revisited

Dear Dirichlet, Issue 01