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Independent Set of Divisor Cayley Graph

Year: 2025
Type: article
Abstract: Let š‘› ≄1 be an integer and let š‘† be the set of divisors of š‘› other than š‘›. Then the set š‘†āˆ— = {š‘ , š‘› - š‘  / š‘  ∈ š‘† } is a symmetric subset of the group (š‘š‘›,āŠ•), the additive abelian group of integers modulo š‘›. The Cayley graph of (š‘š‘›,āŠ•) associated with the above symmetric subset š‘†āˆ— is called the divisor Cayley graph and it is denoted by šŗ( š‘š‘›, š·). That is, the graph G(Zn, D) is the graph whose vertex set is V = { 0,1,2,., n–1} and the edge set E is the set of all ordered pairs of vertices x, y such that either x – y ļƒŽ S*, or , y – x ļƒŽ S*. In this paper we study the independent set, independence number and chromatic number of the divisor Cayley graph šŗ( š‘š‘›, š·).
Author: Dr. K. Sujatha
Language: English
Open Access status: green
OpenAlex ID: W7084400366
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