L(3, 2, 1)- and L(4, 3, 2, 1)-labeling problems on interval graphs

Amanathulla, S; Pal, M

Amanathulla, S (reprint author), Vidyasagar Univ, Dept Appl Math Oceanol & Comp Programming, Midnapore 721102, India.

AKCE INTERNATIONAL JOURNAL OF GRAPHS AND COMBINATORICS, 2017; 14 (3): 205

Abstract

For a given graph G = (V, E), the L(3, 2, 1)- and L(4, 3, 2, 1)-labeling problems assign the labels to the vertices of G. Let Z* be the set of non-neg......

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