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math.CO2014★ 3 cited
Non-zero integral friezes
Bruce Fontaine
We study non-zero integral friezes for Dynkin types , , , and . These differ from standard Coxeter-Conway (positive) friezes by allowing any non-zero inte…
math.CO2014★ 3 cited
Counting friezes in type D_n
Bruce Fontaine, Pierre-Guy Plamondon
We prove that there is an 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…