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math.RT2026
Strata of Weyl groups
G. Lusztig
A Weyl group W is a union of strata (certain subsets which are unions of conjugacy classes) which are the nonempty fibres of a map from W to the set of irreducible representations…
math.RT2024
From classes in the Weyl group to strata
G. Lusztig
In a 2015 paper we have defined a map from the set of conjugacy classes in a Weyl group W to the set of irreducible representations of W (its image parametrizes the strata of a red…