Super multiset RSK and a mixed multiset partition algebra
The electronic journal of combinatorics, Tome 31 (2024) no. 4
Through dualities on representations on tensor powers and symmetric powers respectively, the partition algebra and multiset partition algebra have been used to study long-standing questions in the representation theory of the symmetric group. In this paper we extend this story to exterior powers, introducing the mixed multiset partition algebra as well as a generalization of the Robinson-Schensted-Knuth algorithm to two-row arrays of multisets with elements from two alphabets. From this algorithm, we obtain enumerative results that reflect representation-theoretic decompositions of this algebra. Furthermore, we use the generalized RSK algorithm to describe the decomposition of a polynomial ring in sets of commuting and anti-commuting variables as a module over both the general linear group and the symmetric group.
DOI :
10.37236/12807
Classification :
05E10, 20C30, 20G05
Mots-clés : Robinson-Schensted-Knuth algorithm, representation theory of the symmetric group
Mots-clés : Robinson-Schensted-Knuth algorithm, representation theory of the symmetric group
Affiliations des auteurs :
Alexander Wilson  1
@article{10_37236_12807,
author = {Alexander Wilson},
title = {Super multiset {RSK} and a mixed multiset partition algebra},
journal = {The electronic journal of combinatorics},
year = {2024},
volume = {31},
number = {4},
doi = {10.37236/12807},
zbl = {1556.05169},
url = {http://geodesic.mathdoc.fr/articles/10.37236/12807/}
}
Alexander Wilson. Super multiset RSK and a mixed multiset partition algebra. The electronic journal of combinatorics, Tome 31 (2024) no. 4. doi: 10.37236/12807
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