Z Li,
Z Shao,
E Zhu,
J Xu - Information Processing Letters, 2015 - Elsevier
A local k-coloring of a graph G is a function f: V (G)→{1, 2,⋯, k} such that for each S⊆ V (G),
2≤| S|≤ 3, there exist u, v∈ S with| f (u)− f (v)| at least the size of the subgraph induced by …