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 dsp on The enhanced power graph is weakly perfect
 dsp on The enhanced power graph is weakly perfect
 What Lovelace Did: From Bombelli to Bernoulli to Babbage  on Polynomials taking integer values
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 Peter Cameron on The enhanced power graph is weakly perfect
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Tag Archives: Dynkin 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