Combinatorial flip actions and Gelfand pairs for affine Weyl groups
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DOI: 10.1016/j.jalgebra.2021.10.034
Abstract: Several combinatorial actions of the affine Weyl group of type $\widetilde{C}_{n}$ on triangulations, trees, words and permutations are compared. Addressing a question of David Vogan, we show that, modulo a natural involution, these permutation representations… read more here.
Keywords: actions gelfand; affine weyl; combinatorial flip; gelfand pairs ... See more keywords