short_cut_maths - Chalkdust

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.

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 Josephus problem
Alvin Choy works out who will be the last one left in
Solutions to recent puzzles
Looking back at puzzles about complex numbers, tic-tac-toe, and the Eggnog Mystery
Christmas lights, trees and maths
Why do Christmas lights get tangled? And what's the perfect way to decorate a Christmas tree? Find the answers here.
Sylvester’s convex hull problem in R
What is the probability that d+2 random points in d-dimensional space form a convex body? Investigating an old problem using modern methods.

More from Chalkdust

Cryptic wordsearch, Issue 19

On the cover: skyrmions

The Josephus problem

Solutions to recent puzzles

Christmas lights, trees and maths

Sylvester’s convex hull problem in R