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Total colorings of core-satellite, cocktail party and modular product graphs

Publication Type : Journal Article

Publisher : TWMS Journal of Applied and Engineering Mathematic

Source : TWMS Journal of Applied and Engineering Mathematic, Volume 10, Issue 3, p.778-787 (2020)

Url : http://jaem.isikun.edu.tr/web/index.php/archive/106-vol10no3/571

Campus : Coimbatore

School : School of Engineering

Department : Mathematics

Year : 2020

Abstract : A total coloring of a graph G is a combination of vertex and edge colorings of G. In other words, is an assignment of colors to the elements of the graph G such that no two adjacent elements (vertices and edges) receive a same color. The total chromatic number of a graph G, denoted by χ00(G), is the minimum number of colors that suffice in a total coloring. Total coloring conjecture (TCC) was proposed independently by Behzad and Vizing that for any graph G, ∆(G) + 1 ≤ χ00(G) ≤ ∆(G) + 2, where ∆(G) is the maximum degree of G. In this paper, we prove TCC for Core Satellite graph, Cocktail Party graph, Modular product of paths and Shrikhande graph.

Cite this Research Publication : R. Vignesh, Mohan, S., J. Geetha, and Dr. Somasundaram K., “Total colorings of core-satellite, cocktail party and modular product graphs”, TWMS Journal of Applied and Engineering Mathematic, vol. 10, no. 3, pp. 778-787, 2020.

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