A characterization of torsion theories in the cluster category of Dynkin type A_∞

2010/05/24 by Ng, Puiman · 1 citation
#16E45 #16G20 #16G70 #FOS: Mathematics #Representation Theory (math.RT)

paper · doi:10.48550/arxiv.1005.4364

Abstract

Let D be the cluster category of Dynkin type A_∞. This paper provides a bijection between torsion theories in D and certain configurations of arcs connecting non-neighbouring integers.

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