Timeline for Significance of half-sum of positive roots belonging to root lattice?
Current License: CC BY-SA 3.0
7 events
| when toggle format | what | by | license | comment | |
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| Apr 13, 2017 at 12:58 | history | edited | CommunityBot |
replaced http://mathoverflow.net/ with https://mathoverflow.net/
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| Dec 7, 2016 at 0:01 | comment | added | Sam Hopkins | I'm accepting this answer since it gives (in my opinion) a very elegant equivalent condition. | |
| Dec 7, 2016 at 0:00 | vote | accept | Sam Hopkins | ||
| Dec 4, 2016 at 19:40 | comment | added | Jeffrey Adams | Co-root lattice indeed. | |
| Dec 4, 2016 at 19:39 | history | edited | Jeffrey Adams | CC BY-SA 3.0 |
typo
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| Dec 4, 2016 at 16:16 | comment | added | Sam Hopkins | Thanks very much for this answer! And especially thanks for the link to that MathOverflow question, in particular this answer with a similar list of root systems: mathoverflow.net/a/227881/25028 | |
| Dec 4, 2016 at 16:09 | history | answered | Jeffrey Adams | CC BY-SA 3.0 |