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Distinguishing number and distinguishing index of certain graphs

2016/02/10 by Alikhani, Saeid, Soltani, Samaneh
#05C15 #05E18 #Combinatorics (math.CO) #FOS: Mathematics

paper · doi:10.48550/arxiv.1602.03302

Abstract

The distinguishing number (index) D(G) (D'(G)) of a graph G is the least integer d such that G has an vertex labeling (edge labeling) with d labels that is preserved only by a trivial automorphism. In this paper we compute these two parameters for some specific graphs. Also we study the distinguishing number and the distinguishing index of corona product of two graphs.

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