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math.CO2023
Maximal Arrangement of Dominos in the Diamond
Dominique Désérable, Rolf Hoffmann, Franciszek Seredyński
"Dominos" are special entities consisting of a hard dimer-like kernel surrounded by a soft hull and governed by local interactions. "Soft hull" and "hard kernel" mean that the hull…
math.CO2022★ 1 cited
Arrowhead and Diamond Diameters
Dominique Désérable
{\em Arrowhead} and {\em diamond} are two hierarchical Cayley graphs defined on the triangular grid. In their undirected version, they are isomorphic and merely define two distinct…