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Related papers: An ideal-based cozero-divisor graph of a commutati…

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Let $R$ be a ring with unity. The cozero-divisor graph of a ring $R$ is an undirected simple graph whose vertices are the set of all non-zero and non-unit elements of $R$ and two distinct vertices $x$ and $y$ are adjacent if and only if $x…

Combinatorics · Mathematics 2023-01-31 Praveen Mathil , Barkha Baloda , Jitender Kumar

Let $S$ be a semigroup with $0$ and $R$ be a ring with $1$. We extend the definition of the zero-divisor graphs of commutative semigroups to not necessarily commutative semigroups. We define an annihilating-ideal graph of a ring as a…

Rings and Algebras · Mathematics 2014-11-18 F. Aliniaeifard , M. Behboodi , Y. Li

For a commutative ring $R$ with identity, the zero-divisor graph of $R$, denoted $\Gamma(R)$, is the graph whose vertices are the non-zero zero divisors of $R$ with two distinct vertices $x$ and $y$ are adjacent if and only if $xy=0$. In…

Commutative Algebra · Mathematics 2023-05-23 Driss Bennis , Brahim El Alaoui

Let R be a commutative ring with a non-zero identity. In this paper, we define a new graph, the compressed intersection annihilator graph, denoted by $IA(R)$, and investigate some of its theoretical properties and its relation with the…

Rings and Algebras · Mathematics 2020-02-14 Mayssa Soliman , Nefertiti Megahed

Let $(A, \oplus, *, 0)$ be an MV-algebra, $(A, \odot, 0)$ be the associated commutative semigroup, and $I$ be an ideal of $A$. Define the ideal-based zero-divisor graph $\Gamma_{I}(A)$ of $A$ with respect to $I$ to be a simple graph with…

Rings and Algebras · Mathematics 2023-07-14 Aiping Gan , Huadong Su , Yichuan Yang

This paper introduces a new approach to associating a graph with a commutative ring. Let $R$ be a commutative ring with identity. The unit-zero divisor graph of a commutative ring $R$, denoted by $G_{UZ}(R)$, offers a novel framework for…

Commutative Algebra · Mathematics 2025-06-16 Vika Yugi Kurniawan , Yeni Susanti , Budi Surodjo

Let R be a commutative ring with identity. In this paper, we introduce and investigate the second ideal intersection graph SII(R) of R with vertices are non-zero proper ideals of R and two distinct vertices I and J are adjacent if and only…

Commutative Algebra · Mathematics 2024-07-18 F. Farshadifar

Let $R$ be a commutative ring with unity. The prime ideal sum graph of the ring $R$ is the simple undirected graph whose vertex set is the set of all nonzero proper ideals of $R$ and two distinct vertices $I$ and $J$ are adjacent if and…

Combinatorics · Mathematics 2023-06-08 Praveen Mathil , Jitender Kumar , Reza Nikandish

The Zero divisor Graph of a commutative ring $R$, denoted by $\Gamma[R]$, is a graph whose vertices are non-zero zero divisors of $R$ and two vertices are adjacent if their product is zero. We consider the zero divisor graph…

Rings and Algebras · Mathematics 2020-01-07 B. Surendranath Reddy , Rupali S. Jain , N. Laxmikanth

In this paper, we study the genera of zero-divisor graphs with respect to ideals in finite rings.

Commutative Algebra · Mathematics 2007-05-23 Hsin-Ju Wang

Let $R$ be a commutative ring with unity. The prime ideal sum graph of the ring $R$ is the simple undirected graph whose vertex set is the set of all nonzero proper ideals of $R$ and two distinct vertices $I$, $J$ are adjacent if and only…

Combinatorics · Mathematics 2023-07-20 Praveen Mathil , Jitender Kumar

The regular graph of ideals of the commutative ring $R$, denoted by ${\Gamma_{reg}}(R)$, is a graph whose vertex set is the set of all non-trivial ideals of $R$ and two distinct vertices $I$ and $J$ are adjacent if and only if either $I$…

Combinatorics · Mathematics 2015-07-22 Farzad Shaveisi

The zero divisor graph of a commutative ring $R$ with unity is a graph whose vertices are the nonzero zero-divisors of the ring, with two distinct vertices being adjacent if their product is zero. This graph is denoted by $\Gamma(R)$. In…

Rings and Algebras · Mathematics 2026-05-19 Nabajit Talukdar

Let $R$ be a commutative ring and $M$ be an $R$-module, and let $Z(M)$ be the set of all zero-divisors on $M$. In 2008, D.F. Anderson and A. Badawi introduced the regular graph of $R$. In this paper, we generalize the regular graph of $R$…

Commutative Algebra · Mathematics 2013-07-30 M. J. Nikmehr , F. Heydari

In this paper we continue our study of annihilating-ideal graph of commutative rings, that was introduced in Part I (see [5]). Let $R$ be a commutative ring with ${\Bbb{A}}(R)$ its set of ideals with nonzero annihilator and $Z(R)$ its set…

Commutative Algebra · Mathematics 2011-02-24 Mahmood Behboodi , Zahra Rakeei

For a commutative ring $R$, the zero-divisor graph of $R$ is a simple graph with the vertex set as the set of all zero-divisors of $R$ and two distinct vertices $x$ and $y$ are adjacent if and only if $xy = 0$. This article attempts to…

Commutative Algebra · Mathematics 2025-04-04 Aruna Venkatesan , Krishnan Paramasivam , M. Sabeel K

We investigate eigenvalues of the zero-divisor graph $\Gamma(R)$ of finite commutative rings $R$ and study the interplay between these eigenvalues, the ring-theoretic properties of $R$ and the graph-theoretic properties of $\Gamma(R)$. The…

Combinatorics · Mathematics 2019-10-29 Katja Mönius

The zero-divisor graph $\Gamma(R)$ of a ring $R$ is a graph with nonzero zero-divisors of $R$ as vertices and distinct vertices $x,y$ are adjacent if $xy=0$ or $yx=0$. We provide an equivalence relation on a ring $R$ and express $\Gamma(R)$…

Spectral Theory · Mathematics 2022-04-01 Krishnat D. Masalkar , Anil Khairnar , Anita Lande , Avinash Patil

Let $R$ be a commutative ring with $\Z(R)$ its set of zero-divisors. In this paper, we study the total graph of $R$, denoted by $\T(\Gamma(R))$. It is the (undirected) graph with all elements of $R$ as vertices, and for distinct $x, y\in…

Commutative Algebra · Mathematics 2010-02-01 Hamid Reza Maimani , Cameron Wickham , Siamak Yassemi

Let $R$ be a ring with unity. The upper ideal relation graph $\Gamma_U(R)$ of the ring $R$ is a simple undirected graph whose vertex set is the set of all non-unit elements of $R$ and two distinct vertices $x, y$ are adjacent if and only if…

Rings and Algebras · Mathematics 2024-03-08 Barkha Baloda , Jitender Kumar