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A simplified presentation of Specht modules
- Source :
- Journal of Pure and Applied Algebra, Volume 226, Issue 7, July 2022
- Publication Year :
- 2018
-
Abstract
- Fulton and Kraskiewicz gave a presentation of Specht modules as a quotient of the space of column tabloids by dual Garnir relations. We simplify this presentation by showing that it can be generated by a single relation for each pair of columns of a tableau with ordered columns, thereby significantly reducing the number of generators given in the original construction. Our presentation applies to all Specht modules, and is of a similar nature to a recent result by Friedmann-Hanlon-Stanley-Wachs that applies to staircase partitions. We show that our presentation implies the Friedmann-Hanlon-Stanley-Wachs presentation.<br />Comment: Final version appearing in the Journal of Pure and Applied Algebra
- Subjects :
- Mathematics - Combinatorics
Mathematics - Representation Theory
05E10, 20C30
Subjects
Details
- Database :
- arXiv
- Journal :
- Journal of Pure and Applied Algebra, Volume 226, Issue 7, July 2022
- Publication Type :
- Report
- Accession number :
- edsarx.1803.10918
- Document Type :
- Working Paper
- Full Text :
- https://doi.org/10.1016/j.jpaa.2021.106979