B. Amari, A. Berrachedi
Generalized Hamming graphs: some new results
Discussiones Mathematicae Graph Theory
Received 13.06.2016, Revised 16.01.2017, Accepted 16.01.2017, doi: 10.7151/dmgt.2027
A projection of a vertex x of a graph G over a subset S of vertices is a vertex of S at minimal distance from x. The study of projections over quasi-intervals gives rise to a new characterization of quasi-median graphs.
generalized median graphs, Hamming graphs, quasi-median graphs, quasi-Hilbertian graphs