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math.CO2024
The Perfect Matching Hamiltonian property in Prism and Crossed Prism graphs
Francesco Colangelo, Federico Romaniello
A graph has the \emph{Perfect Matching Hamiltonian property} (or for short, is ) if, for each one of its perfect matchings, there is another perfect matching of su…
math.CO2024
The association scheme on the set of flags of a finite generalized quadrangle
Francesco Colangelo, Giusy Monzillo, Alessandro Siciliano
In this paper, the association scheme defined on the flags of a finite generalized quadrangle is considered. All possible fusions of this scheme are listed, and a full description…