Timeline for Is there an almost-direct product decomposition for disconnected reductive algebraic groups?
Current License: CC BY-SA 3.0
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| Dec 22, 2022 at 22:54 | comment | added | LSpice | The answer to For $\mathfrak g$ A Lie algebra of type $ E_7 $, $\mathfrak h $ a Cartan subalgebra and $\Delta$ the resulting root system, does $ Aut(\mathfrak g,\mathfrak h)\rightarrow Aut(\Delta) $ split over the Weyl group? referenced above. | |
| Apr 13, 2017 at 12:58 | history | edited | CommunityBot |
replaced http://mathoverflow.net/ with https://mathoverflow.net/
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| Apr 27, 2013 at 22:49 | comment | added | Maxime | @Jim Thank you for the additional clarifications on the bigger picture. The natural examples you mentioned are indeed quite helpful. | |
| Apr 25, 2013 at 15:46 | history | edited | Jim Humphreys | CC BY-SA 3.0 |
added 177 characters in body
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| Apr 25, 2013 at 14:03 | history | answered | Jim Humphreys | CC BY-SA 3.0 |