Timeline for Is the bounded coset poset of a boolean interval of finite groups, Cohen-Macaulay?
Current License: CC BY-SA 3.0
4 events
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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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| Aug 14, 2016 at 11:02 | comment | added | Sebastien Palcoux | Note that for $[H,G]$ boolean, $\hat{C}(H,G)$ is graded, but the existence of a (dual) EL or CL-labeling seems to be open in general (see this answer). | |
| Aug 14, 2016 at 10:09 | history | edited | Sebastien Palcoux | CC BY-SA 3.0 |
SAGE function is_cohen_macaulay
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| Aug 14, 2016 at 8:32 | history | asked | Sebastien Palcoux | CC BY-SA 3.0 |