Some results on a supergraph of the comaximal ideal graph of a commutative ring

The rings considered in this article are commutative with identity which admit at least two maximal ideals‎. ‎We denote the set of all maximal ideals of a ring $R$ by $Max(R)$ and we denote the Jacobson radical of $R$ by $J(R)$‎. ‎Let $R$ be a ring such that $|Max(R)|\geq 2$‎. ‎Let $\mathbb{I}(R)$...

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Main Authors: S‎. ‎Visweswaran, J‎. ‎Parejiya
Format: Article
Language:English
Published: Azarbaijan Shahide Madani University 2018-01-01
Series:Communications in Combinatorics and Optimization
Subjects:
Online Access:http://comb-opt.azaruniv.ac.ir/article_13778.html
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author S‎. ‎Visweswaran
J‎. ‎Parejiya
author_facet S‎. ‎Visweswaran
J‎. ‎Parejiya
author_sort S‎. ‎Visweswaran
collection DOAJ
description The rings considered in this article are commutative with identity which admit at least two maximal ideals‎. ‎We denote the set of all maximal ideals of a ring $R$ by $Max(R)$ and we denote the Jacobson radical of $R$ by $J(R)$‎. ‎Let $R$ be a ring such that $|Max(R)|\geq 2$‎. ‎Let $\mathbb{I}(R)$ denote the set of all proper ideals of $R$‎. ‎In this article‎, ‎we associate an undirected graph denoted by $\mathbb{INC}(R)$ with a subcollection of ideals of $R$ whose vertex set is $\{I\in \mathbb{I}(R)|I\not\subseteq J(R)\}$ and two distinct vertices $I_{1}‎, ‎I_{2}$ are adjacent in $\mathbb{INC}(R)$ if and only if $I_{1}\not\subseteq I_{2}$ and $I_{2}\not\subseteq I_{1}$ (that is‎, ‎$I_{1}$ and $I_{2}$ are not comparable under the inclusion relation)‎. ‎The aim of this article is to investigate the interplay between the graph-theoretic properties of $\mathbb{INC}(R)$ and the ring-theoretic properties of $R$.
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spelling doaj.art-ff8321cd402a483fb3581b202b7986e82022-12-21T21:17:37ZengAzarbaijan Shahide Madani UniversityCommunications in Combinatorics and Optimization2538-21282538-21362018-01-013215117210.22049/CCO.2018.26132.1079Some results on a supergraph of the comaximal ideal graph of a commutative ringS‎. ‎Visweswaran0J‎. ‎Parejiya1‎Department of Mathematics‎, ‎Saurashtra University‎, ‎Rajkot‎, ‎India 360 005‎Department of Mathematics‎, ‎Saurashtra University‎, ‎Rajkot‎, ‎India 360 005The rings considered in this article are commutative with identity which admit at least two maximal ideals‎. ‎We denote the set of all maximal ideals of a ring $R$ by $Max(R)$ and we denote the Jacobson radical of $R$ by $J(R)$‎. ‎Let $R$ be a ring such that $|Max(R)|\geq 2$‎. ‎Let $\mathbb{I}(R)$ denote the set of all proper ideals of $R$‎. ‎In this article‎, ‎we associate an undirected graph denoted by $\mathbb{INC}(R)$ with a subcollection of ideals of $R$ whose vertex set is $\{I\in \mathbb{I}(R)|I\not\subseteq J(R)\}$ and two distinct vertices $I_{1}‎, ‎I_{2}$ are adjacent in $\mathbb{INC}(R)$ if and only if $I_{1}\not\subseteq I_{2}$ and $I_{2}\not\subseteq I_{1}$ (that is‎, ‎$I_{1}$ and $I_{2}$ are not comparable under the inclusion relation)‎. ‎The aim of this article is to investigate the interplay between the graph-theoretic properties of $\mathbb{INC}(R)$ and the ring-theoretic properties of $R$.http://comb-opt.azaruniv.ac.ir/article_13778.htmlChained ring‎‎diameter of a graph‎‎bipartite graph‎‎split graph‎‎complemented graph
spellingShingle S‎. ‎Visweswaran
J‎. ‎Parejiya
Some results on a supergraph of the comaximal ideal graph of a commutative ring
Communications in Combinatorics and Optimization
Chained ring‎
‎diameter of a graph‎
‎bipartite graph‎
‎split graph‎
‎complemented graph
title Some results on a supergraph of the comaximal ideal graph of a commutative ring
title_full Some results on a supergraph of the comaximal ideal graph of a commutative ring
title_fullStr Some results on a supergraph of the comaximal ideal graph of a commutative ring
title_full_unstemmed Some results on a supergraph of the comaximal ideal graph of a commutative ring
title_short Some results on a supergraph of the comaximal ideal graph of a commutative ring
title_sort some results on a supergraph of the comaximal ideal graph of a commutative ring
topic Chained ring‎
‎diameter of a graph‎
‎bipartite graph‎
‎split graph‎
‎complemented graph
url http://comb-opt.azaruniv.ac.ir/article_13778.html
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