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 Art of Uncertainty
We review the seventh and last of this year’s nominees for Book of the Year
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!
An invitation to category theory
Just what is category theory? Tai-Danae Bradley explains
Pretend numbers
20 questions, the axiom of choice and colouring sequences.
How to make: Christmas Special
Making gingerbread Platonic solids, Fröbel stars and Christmas flexagons
