Timeline for Are there any binomial poset which has non-isomorphic interval of the same length?
Current License: CC BY-SA 3.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Dec 21, 2012 at 15:45 | vote | accept | Michael Zhong | ||
| Dec 20, 2012 at 2:22 | answer | added | Richard Stanley | timeline score: 5 | |
| Dec 19, 2012 at 7:09 | comment | added | Aaron Meyerowitz | Let $c_n$ be the number of maximal chains in each n-interval. Does the list of chain-counts $c_1,c_2,\cdots$ determine a binomial poset $P$ up to isomorphism? If not then it seems = we can take non-isomorphic $P$ and $P'$ with the same chain-counts and identify the $\hat{0}$ to get a new poset with the same counts and non-isomorphic intervals. | |
| Dec 19, 2012 at 3:23 | comment | added | Ira Gessel | The question is the title. | |
| Dec 18, 2012 at 18:51 | comment | added | Anthony Quas | Is this a question? | |
| Dec 18, 2012 at 15:28 | history | asked | Michael Zhong | CC BY-SA 3.0 |