On J-folded Alcove Paths and Combinatorial Representations of Affine Hecke Algebras

Abstract We introduce the combinatorial model of J -folded alcove paths in an affine Weyl group and construct representations of affine Hecke algebras using this model. We study boundedness of these representations, and we state conjectures linking our combinatorial formulae to Kazhdan-Lusztig theory and Opdam’s Plancherel Theorem.

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Publication Details

Journal
Algebras and Representation Theory
Published
2024-11-05
DOI
https://doi.org/10.1007/s10468-024-10293-7
Primary Topic
Advanced Combinatorial Mathematics
Type
article
Field-Weighted Citation Impact
0.00

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article

On J-folded Alcove Paths and Combinatorial Representations of Affine Hecke Algebras

James Parkinson, Eloise Little, Jérémie Guilhot
Algebras and Representation Theory
Advanced Combinatorial Mathematics
article

On J-folded Alcove Paths and Combinatorial Representations of Affine Hecke Algebras

James Parkinson, Eloise Little, Jérémie Guilhot
article en

Abstract

Abstract We introduce the combinatorial model of J -folded alcove paths in an affine Weyl group and construct representations of affine Hecke algebras using this model. We study boundedness of these representations, and we state conjectures linking our combinatorial formulae to Kazhdan-Lusztig theory and Opdam’s Plancherel Theorem.

Algebras and Representation TheoryVol. 27(6)
Université de Tours (FR), The University of Sydney (AU), Institut Denis Poisson (FR)
Agence Nationale de la Recherche, Australian Research Council
Openalex Percentile: Top 64%
Advanced Combinatorial Mathematics
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