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The partition algebra and the plethysm coefficients I: stability and Foulkes' conjecture

Bowman, Chris, Paget, Rowena (2023) The partition algebra and the plethysm coefficients I: stability and Foulkes' conjecture. Journal of Algebra, 655 . pp. 110-138. ISSN 0021-8693. E-ISSN 1090-266X. (doi:10.1016/j.jalgebra.2023.08.042) (KAR id:102689)

Abstract

We propose a new approach to study plethysm coefficients by using the Schur-Weyl duality between the symmetric group and the partition algebra. This provides an explanation of the stability properties of plethysm and Kronecker coefficients in a simple and uniform fashion for the first time. We prove the strengthened Foulkes' conjecture for stable coefficients in an elementary fashion.

Item Type: Article
DOI/Identification number: 10.1016/j.jalgebra.2023.08.042
Uncontrolled keywords: Symmetric groups; Plethysm coefficients; Schur-Weyl duality; Partition algebras
Subjects: Q Science > QA Mathematics (inc Computing science) > QA165 Combinatorics
Q Science > QA Mathematics (inc Computing science) > QA171 Representation theory
Institutional Unit: Schools > School of Engineering, Mathematics and Physics > Mathematical Sciences
Former Institutional Unit:
Divisions > Division of Computing, Engineering and Mathematical Sciences > School of Mathematics, Statistics and Actuarial Science
Funders: University of Kent (https://ror.org/00xkeyj56)
Depositing User: Rowena Paget
Date Deposited: 05 Sep 2023 11:28 UTC
Last Modified: 03 Nov 2025 21:50 UTC
Resource URI: https://kar.kent.ac.uk/id/eprint/102689 (The current URI for this page, for reference purposes)

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