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Counting friezes in type \(D_n\)

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Abstract

We prove that there is a finite number of friezes in type \(D_n\), and we provide a formula to count them. As a corollary, we obtain formulas to count the number of friezes in types \(B_n\), \(C_n\) and \(G_2\). We conjecture finiteness (and precise numbers) for other Dynkin types.

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Correspondence to Pierre-Guy Plamondon.

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Fontaine, B., Plamondon, PG. Counting friezes in type \(D_n\) . J Algebr Comb 44, 433–445 (2016). https://doi.org/10.1007/s10801-016-0675-9

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  • DOI: https://doi.org/10.1007/s10801-016-0675-9

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