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    • CommentRowNumber1.
    • CommentAuthorUrs
    • CommentTimeJun 13th 2014

    started something at ADE classification, but am out of steam (and time) now.

    • CommentRowNumber2.
    • CommentAuthorzskoda
    • CommentTimeJun 15th 2014
    • (edited Jun 15th 2014)

    simply laced Dynkin diagrams of types A, D and E (but excluding type B and C)

    Simply laced excludes B and C by definition right ? This is in a confusing contradiction with the usage of the word “but” in brackets…

    • CommentRowNumber3.
    • CommentAuthorUrs
    • CommentTimeMar 22nd 2017
    • (edited Mar 22nd 2017)

    I have added a section here discussing how one may see, via N=2N = 2 super Yang-Mills theory, why and how the finite subgroups of SU(2)SU(2) corresponding to some Dynking diagram are related to the compact simpl Lie groups corresponding to the same Dynkin diagram.

    • CommentRowNumber4.
    • CommentAuthorUrs
    • CommentTimeSep 30th 2018

    cross-linked with Gabriel’s theorem

    diff, v18, current

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