Content about “
representation theory

Podcast
Helge Holden

The Abel Prize 2025

We talk to Helge Holden, Chair of the Abel Prize Committee, about this year's winner, the prize itself, and the mathematician whose name it carries.

Article
Masaki Kashiwara

The Abel Prize 2025: Masaki Kashiwara

The Abel Prize 2025 has been awarded to Masaki Kashiwara for contributions to algebraic analysis and representation theory. Find out what this means with our article!

Podcast
Jessica Fintzen

Euromaths: Jessica Fintzen

In this episode mathematician Jessica Fintzen, winner of a prestigious EMS Prize, tells us how to capture infinitely many snowflakes at the same time, the maths of symmetry, and why she likes doing handstands.

Article
Spinning Top

Maths in a Minute: Group actions

What exactly do we mean when we say group theory is the study of symmetry? Group actions make precise what it means for a group to act by symmetries on an object.

Collection

Welcome to the world of symmetry

Explore the mathematical study of symmetry with this collection of content, which includes short introductions, in-depth articles, a podcast, and some magic!

Blog post

The little lemma that could — the work of Ngô Bào Châu

Results in mathematics come in several flavours — theorems are the big important results, conjectures will be important results one day when they are proved, and lemmas are small results that are just stepping stones on the way to the big stuff. Right? Then why has the Fields medal just been awarded to Ngô Bào Châu for his proof of a lemma?
News story

The little lemma that could — the work of Ngô Bào Châu

Results in mathematics come in several flavours — theorems are the big important results, conjectures will be important results one day when they are proved, and lemmas are small results that are just stepping stones on the way to the big stuff. Right? Then why has the Fields medal just been awarded to Ngô Bào Châu for his proof of a lemma?