2-DISTANCE COLORINGS OF INTEGER DISTANCE GRAPHS

Benmedjdoub, B; Bouchemakh, I; Sopena, E

Benmedjdoub, B (reprint author), USTHB, Fac Math, Lab LIFORCE, BP 32 El Alia, Algiers 16111, Algeria.

DISCUSSIONES MATHEMATICAE GRAPH THEORY, 2019; 39 (2): 589

Abstract

A 2-distance k-coloring of a graph G is a mapping from V(G) to the set of colors {1, ... , k} such that every two vertices at distance at most 2 recei......

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