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# Tag Archives: Coxeter diagrams

## The ADE affair, 1

In the 1970s, the American Mathematical Society held a symposium on Mathematical developments arising from Hilbert problems. Each of Hilbert’s problems was described, and subsequent progress and developments traced, by at least one expert in the area. As part of … Continue reading

Posted in exposition, history
Tagged Coxeter diagrams, Dynkin diagrams, generalized line graphs, Hilbert problems, root systems
1 Comment

## Ambiguity, 2

JoAnne Growney has recently referred again to our small disagreement about the role of ambiguity in mathematics and in poetry. The fact is that I really agree with her, but it is very hard to make a good argument for … Continue reading

Posted in mathematics and ...
Tagged cohomology, Coxeter diagrams, Dynkin diagrams, root systems, T. S. Eliot, Ursula K. Le Guin
4 Comments