CL-shellable posets with no EL-shellings
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- by Tiansi Li;
- Proc. Amer. Math. Soc. 152 (2024), 1821-1830
- DOI: https://doi.org/10.1090/proc/16602
- Published electronically: March 1, 2024
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Abstract:
We construct an ungraded CL-shellable poset and a graded CL-shellable poset and show that neither is EL-shellable.References
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Bibliographic Information
- Tiansi Li
- Affiliation: Department of Mathematics and Statistics, Washington University, St. Louis, Missouri 63130
- MR Author ID: 1401388
- Received by editor(s): July 14, 2019
- Received by editor(s) in revised form: September 8, 2020, April 1, 2021, October 7, 2021, July 8, 2023, and July 10, 2023
- Published electronically: March 1, 2024
- Communicated by: Patricia Hersh
- © Copyright 2024 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 152 (2024), 1821-1830
- MSC (2020): Primary 06A11
- DOI: https://doi.org/10.1090/proc/16602
- MathSciNet review: 4728454