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This
basis is de ned as being dual to the standard intertwining operators. He remarked
(p.402) that it was an unsolved and apparently dicult problem to compute this
basis explicitly. For his appli...
Simplifying and Unifying Bruhat Order for BGB, PGB, KGB, and KGP
Simplifying and Unifying Bruhat Order Representation Theory BGB
2011/8/24
Abstract: This paper provides a unifying and simplifying approach to Bruhat order in which the usual Bruhat order, parabolic Bruhat order, and Bruhat order for symmetric pairs are shown to have combin...
The Weak Bruhat Order and Separable Permutations
Weak Bruhat Order Separable Permutations
2010/12/14
In this paper we consider the rank generating function of a separable permutation in the weak Bruhat order on the two intervals [id, ] and [,w0],where w0 = n, (n−1), . . . , 1. We show a sur...