Carmen is doing a PhD in applied mathematics at UCL with a focus on mathematical modelling of complex systems in urban environments. She enjoys maths outreach, eating cheese naan, and has been working for Chalkdust since 2017.
More from Chalkdust

The secret life of words
Barry Pawlik builds words and sentences from doubles
Dear Dirichlet, Issue 19
Game shows, flight and social media bots are among the problems solved in this issue's Dear Dirichlet agony aunt column
On the cover: Apollonian packing
David Sheard explores the rich mathematics and history behind the Apollonian packing, and the cover of issue 11
Artificial music
Carmen Cabrera Arnau explores the use of AI in composition
Review: Power in numbers — the rebel women of mathematics
Celebrate International Women's day by reading about rebel women in mathematics!
How to make: a Dear Dirichlet Valentine’s Day card
Make the perfect gift for your loved one
