Article ID Journal Published Year Pages File Type
4654510 European Journal of Combinatorics 2007 8 Pages PDF
Abstract

We prove a conjecture of F. Chapoton relating certain enumerative invariants of (a) the cluster complex associated by S. Fomin and A. Zelevinsky with a finite root system and (b) the lattice of noncrossing partitions associated with the corresponding finite real reflection group.

Related Topics
Physical Sciences and Engineering Mathematics Discrete Mathematics and Combinatorics
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