jigsaw - Chalkdust

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.

Dear Dirichlet, Issue 17
Canines, Cliff Richard and conditioning find their way into the prof's postbox this issue.
7 ways to tell if a number is divisible by 7
Łukasz takes us on a tour through a surprisingly diverse range of algorithms to test for divisibility by 7
How to cheat at cards
Kevin Houston teaches us how to deal ourselves the best hand
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!
The pipe singularity
In the Aztec city of Atzlan, the scientist Remotep makes a revolutionary discovery