On a refinement of the generalized Catalan numbers for Weyl groups

DOI10.1090/S0002-9947-04-03548-2zbMath1079.20057MaRDI QIDQ4819750

Christos A. Athanasiadis

Publication date: 5 October 2004

Published in: Transactions of the American Mathematical Society (Search for Journal in Brave)

zbMATH Keywords

Weyl groupsnumbers of orbitscrystallographic root systemshyperplane arrangementsNarayana numberscoroot latticesnumbers of regionsroot orders

Mathematics Subject Classification ID

Reflection and Coxeter groups (group-theoretic aspects) (20F55) Arrangements of points, flats, hyperplanes (aspects of discrete geometry) (52C35) Other geometric groups, including crystallographic groups (20H15) Reflection groups, reflection geometries (51F15)

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