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20232025
most citedComplete non-ambiguous trees and associated permutations: new enumerative results

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math.RA2024

On Bott--Samelson rings for Coxeter groups

Tao Gui, Lin Sun, Shihao Wang +1

We study the cohomology ring of the Bott--Samelson variety. We compute an explicit presentation of this ring via Soergel's result, which implies that it is a purely combinatorial i…