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 hidden harmonies of Hamming distance
Chris Boucher explores the secrets and symmetries behind a measure of the distance between binary strings
Artificial music
Carmen Cabrera Arnau explores the use of AI in composition
Top Ten: Chalkdust regulars
The definitive chart of the best Chalkdust regulars
Review: Power in numbers — the rebel women of mathematics
Celebrate International Women's day by reading about rebel women in mathematics!
Creating hot ice
We created hot ice from scratch, a solution that remains liquid even below its freezing point!
Why I hate an empty bus stop
How the queue size tells you when the next bus is coming
