This Week’s Finds – Lecture 4


Coxeter and Dynkin diagrams classify some of the most beautiful objects in mathematics. Here I explain how Coxeter groups classify finite reflection groups: that is, finite groups of transformations of \mathbb{R}^n generated by reflections.

For more, read my paper “Coxeter and Dynkin diagrams” here:

To attend the talks on Zoom go here.

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