Timeline for Root system automorphisms as inner automorphisms of extended Chevalley group
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Dec 3, 2013 at 16:16 | vote | accept | Andrei Smolensky | ||
| Nov 21, 2013 at 18:58 | comment | added | Skip | @JimHumphreys: I added D4 to the SO_2n example. | |
| Nov 21, 2013 at 18:57 | history | edited | Skip | CC BY-SA 3.0 |
added text for SO_8 and adjoint representation
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| Nov 21, 2013 at 18:28 | comment | added | Jim Humphreys | This is a much better way to interpret the underlying question. The notion of "extended group" worked out by Berman-Moody is not helpful here. (Maybe the special case $D_4$ should also be mentioned?) | |
| Nov 21, 2013 at 17:52 | history | answered | Skip | CC BY-SA 3.0 |