Lower boundary hyperplanes of the canonical left cells in the affine Weyl group \(W_a(\widetilde A_{n-1})\).

DOI10.2140/PJM.2006.226.389zbMATH Open1133.20028OpenAlexW2059125094MaRDI QIDQ997114

Jian-yi Shi

Publication date: 20 July 2007

Published in: Pacific Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2140/pjm.2006.226.389

zbMATH Keywords

affine Weyl groupshyperplanessign typesalcovescanonical left cells

Mathematics Subject Classification ID

Representation theory for linear algebraic groups (20G05) Reflection and Coxeter groups (group-theoretic aspects) (20F55) Arrangements of points, flats, hyperplanes (aspects of discrete geometry) (52C35)

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