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Let $R$ be a commutative $G$-graded ring with a nonzero unity. In this article, we introduce the concept of graded radically principal ideals. A graded ideal $I$ of $R$ is said to be graded radically principal if $Grad(I)=Grad(\langle…

Commutative Algebra · Mathematics 2021-01-06 Rashid Abu-Dawwas

We give an algorithm for computing the factor ring of a given ideal in a Dedekind domain with finite rank, which runs in deterministic and polynomial-time. We provide two applications of the algorithm: judging whether a given ideal is prime…

Rings and Algebras · Mathematics 2017-03-30 Dandan Huang , Yingpu Deng

An ideal $I$ of a commutative ring $R$ is said to be of linear type when its Rees algebra and symmetric algebra exhibit isomorphism. In this paper, we investigate the conjecture put forth by Jayanthan, Kumar, and Sarkar (2021) that if $G$…

Commutative Algebra · Mathematics 2025-05-06 Marie Amalore Nambi , Neeraj Kumar

In this work, we provide a necessary and sufficient condition on a polyomino ideal for having the set of inner 2-minors as degree reverse lexicographic Gr\"obner basis, due to combinatorial properties of the polyomino itself. Moreover, we…

Commutative Algebra · Mathematics 2020-05-25 Carla Mascia , Giancarlo Rinaldo , Francesco Romeo

This paper explores the study of $S$-prime and $S$-maximal ideals in the context of trivial ring extensions $A \ltimes M$. Through counterexamples, we demonstrate that $S$-prime (resp., $S$-maximal) ideals in $A \ltimes M$ are not…

Commutative Algebra · Mathematics 2026-01-14 Hwankoo Kim , Najib Mahdou , El Houssaine Oubouhou

In this paper, we study the classes of rings in which every proper (regular) ideal can be factored as an invertible ideal times a nonempty product of proper radical ideals. More precisely, we investigate the stability of these properties…

Commutative Algebra · Mathematics 2020-09-15 Malik Tusif Ahmed , Najib Mahdou , Youssef Zahir

Can there be a structure space-type theory for an arbitrary class of ideals of a ring? The ideal spaces introduced in this paper allows such a study and our theory includes (but not restricted to) prime, maximal, minimal prime, strongly…

Commutative Algebra · Mathematics 2024-08-21 Themba Dube , Amartya Goswami

An ideal I of a commutative ring R is said to be irreducible if it cannot be written as the intersection of two larger ideals. A proper ideal I of a ring R is said to be strongly irreducible if for each ideals J, K of R, J\cap K\subseteq I…

Commutative Algebra · Mathematics 2015-01-22 Hojjat Mostafanasab , Ahmad Yousefian Darani

Let I be a finitely supported complete m-primary ideal of a regular local ring (R, m). A theorem of Lipman implies that I has a unique factorization as a *-product of special *-simple complete ideals with possibly negative exponents for…

Commutative Algebra · Mathematics 2014-01-15 William Heinzer , Mee-Kyoung Kim , Matthew Toeniskoetter

This paper has two aims. The first is to study ideals of minors of matrices whose entries are among the variables of a polynomial ring. Specifically, we describe matrices whose ideals of minors of a given size are prime. The main result in…

Commutative Algebra · Mathematics 2007-05-23 Mordechai Katzman

We show that every proper, dense ideal in a C*-algebra is contained in a prime ideal. It follows that a subset generates a C*-algebra as a not necessarily closed ideal if and only if it is not contained in any prime ideal. This allows us to…

Operator Algebras · Mathematics 2023-08-11 Eusebio Gardella , Hannes Thiel

In this paper, we introduce and study two new classes of commutative rings, namely semi transitional rings and transitional rings, which extend several classical ideas arising from rings of continuous functions and their variants. A general…

Commutative Algebra · Mathematics 2025-11-21 Sourav Koner , Titas Saha , Biswajit Mitra

In the theory of commutative semirings, the lack of additive inverses creates a structural divergence between ideals and congruences that does not exist in ring theory. The aim of this article is to restore critical ideal-theoretic…

Rings and Algebras · Mathematics 2026-01-06 Pubali Sengupta , Amartya Goswami , Pronay Biswas , Sujit Kumar Sardar

We investigate exponential ideals within the context of exponential polynomial rings over exponential fields. We establish two distinct notions of maximality for exponential ideals and explore their relationship to primeness. These three…

Logic · Mathematics 2025-01-09 P. D'Aquino , A. Fornasiero , G. Terzo

Let $R$ be a commutative ring with unity $(1\not=0)$ and let $\mathfrak{J}(R)$ be the set of all ideals of $R$. Let $\phi:\mathfrak{J}(R)\rightarrow\mathfrak{J}(R)\cup\{\emptyset\}$ be a reduction function of ideals of $R$ and let…

Commutative Algebra · Mathematics 2022-07-06 Ameer Jaber

In the present work, a procedure for determining idempotents of a commutative ring having a sequence of ideals with certain properties is presented. As an application of this procedure, idempotent elements of various commutative rings are…

Rings and Algebras · Mathematics 2019-07-03 Fernanda D. de Melo Hernández , César A. Hernández Melo , Horacio Tapia-Recillas

The main focus of this paper is on the problem of relating an ideal $I$ in the polynomial ring $\mathbb Q[x_1, \dots, x_n]$ to a corresponding ideal in $\mathbb F_p[x_1,\dots, x_n]$ where $p$ is a prime number; in other words, the…

Commutative Algebra · Mathematics 2019-12-13 John Abbott , Anna Maria Bigatti , Lorenzo Robbiano

Let $(\mathcal{O}_n, \mathfrak{m})$ denote the ring of germs of holomorphic functions $\mathbb{C}^n\to \mathbb{C}$, and let $I\subseteq \mathcal{O}_n$ be an $\mathfrak{m}$-primary ideal. Demailly and Pham showed that $\mathrm{lct}(I) \geq…

Commutative Algebra · Mathematics 2026-03-10 Benjamin Baily

Let R be a nil ring. We prove that primitive ideals in the polynomial ring R[x] in one indeterminate over R are of the form I[x] for some ideals I of R.

Rings and Algebras · Mathematics 2007-05-23 Agata Smoktunowicz

In the present paper, we investigate the commutativity of quotient ring $R/P$ where $R$ is any ring and $P$ is a prime ideal of $R$ which admits generalized derivations are satisfying some algebraic identities acting on prime ideals $P$.

Rings and Algebras · Mathematics 2021-07-15 Nadeem ur Rehman , Hafedh M. Alnoghashi