Abstract
It is known that a lexicographically shellable poset is shellable, and it has been asked whether the two concepts are equivalent. We provide a counterexample, a shellable graded poset that is not lexicographically shellable.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 257-260 |
| Number of pages | 4 |
| Journal | Combinatorica |
| Volume | 5 |
| Issue number | 3 |
| DOIs | |
| State | Published - Sep 1 1985 |
Keywords
- AMS subject classification (1980): 05C65, 06A10
ASJC Scopus subject areas
- Discrete Mathematics and Combinatorics
- Computational Mathematics
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Cite this
Vince, A., & Wachs, M. (1985). A shellable poset that is not lexicographically shellable. Combinatorica, 5(3), 257-260. https://doi.org/10.1007/BF02579370