Defining an $m$-cluster category
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Abstract
In this paper, starting with a simply laced root system, we define a triangulated category which we call the $m$-cluster category, and we show that it encodes the combinatorics of the $m$-clusters of Fomin and Reading in a fashion similar to the way the cluster category of Buan, Marsh, Reineke, Reiten, and Todorov encodes the combinatorics of the clusters of Fomin and Zelevinsky. This allows us to give type-uniform proofs of certain results of Fomin and Reading in the simply laced cases.Keywords
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