Every connected graph G=(V;E) non-isomorph to K2 (with at least two edges) has an edge labeling f:E→{1; 2; 3} and vertex coloring S:V→ {n−1;...,3n−3}?

Mohammad Reza Farahani @Mohammad_Farahani3

01 January 1970 0 1K Report

Article The 1-2-3-edge labeling and vertex Colors [1]

Article Vertax-Coloring and Edge-Weighting of complete graphs [47]

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