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Let D be a Krull domain and Int(D) the ring of integer-valued polynomials on D. For any f in Int(D), we explicitly construct a divisor homomorphism from [f], the divisor-closed submonoid of Int(D) generated by f, to a finite sum of copies…

Number Theory · Mathematics 2016-04-19 Sophie Frisch

We study the algebraic and arithmetic structure of monoids of invertible ideals (more precisely, of $r$-invertible $r$-ideals for certain ideal systems $r$) of Krull and weakly Krull Mori domains. We also investigate monoids of all nonzero…

Commutative Algebra · Mathematics 2021-12-07 Alfred Geroldinger , M. Azeem Khadam

This paper investigates atomic factorizations in the monoid $\mathcal I(R)$ of nonzero ideals of a multivariate polynomial ring $R$, under ideal multiplication. Building on recent advances in factorization theory for unit-cancellative…

Commutative Algebra · Mathematics 2026-03-10 Nikola Bogdanovic , Laura Cossu , Azeem Khadam

Let $R$ be either the ring of Lipschitz quaternions, or the ring of Hurwitz quaternions. Then, $R$ is a subring of the division ring $\mathbb{D}$ of rational quaternions. For $S \subseteq R$, we study the collection $\rm{Int}(S,R) = \{f \in…

Rings and Algebras · Mathematics 2025-07-08 Nicholas J. Werner

Let $S \subset R$ be an arbitrary subset of a unique factorization domain $R$ and $\K$ be the field of fractions of $R$. The ring of integer-valued polynomials over $S$ is the set $\mathrm{Int}(S,R)= \{ f \in \mathbb{K}[x]: f(a) \in R\…

Commutative Algebra · Mathematics 2021-05-14 Devendra Prasad

Let $\S $ be an arbitrary subset of $R^n$ where $R$ is a domain with the field of fractions $\K$. Denote the ring of polynomials in $n$ variables over $\K$ by $\K[\x].$ The ring of integer-valued polynomials over $\S,$ denoted by…

Commutative Algebra · Mathematics 2021-08-18 Devendra Prasad

$\DeclareMathOperator{\Int}{Int}\DeclareMathOperator{\IntR}{Int{}^\text{R}}$For a domain $D$, the ring $\Int(D)$ of integer-valued polynomials over $D$ is atomic if $D$ satisfies the ascending chain condition on principal ideals. However,…

Commutative Algebra · Mathematics 2024-07-09 Baian Liu

We study the arithmetic of seminormal $v$-noetherian weakly Krull monoids with nontrivial conductor which have finite class group and prime divisors in all classes. These monoids include seminormal orders in holomorphy rings in global…

Commutative Algebra · Mathematics 2015-08-05 Alfred Geroldinger , Florian Kainrath , Andreas Reinhart

Arithmetical invariants---such as sets of lengths, catenary and tame degrees---describe the non-uniqueness of factorizations in atomic monoids. We study these arithmetical invariants by the monoid of relations and by presentations of the…

Commutative Algebra · Mathematics 2010-06-23 Víctor Blanco , Pedro A. García-Sánchez , Alfred Geroldinger

This paper deals with function field analogues of famous theorems of Laudau which counted the number of integers which have $t$ prime factors and R. Hall which researched the distribution of divisors of integers in residue classes.\;We…

Number Theory · Mathematics 2017-09-19 Yiqin He , Bicheng Zhang

We develop a new technique for studying monomial ideals in the standard polynomial rings $A[X_1,\ldots,X_d]$ where $A$ is a commutative ring with identity. The main idea is to consider induced ideals in the semigroup ring…

Commutative Algebra · Mathematics 2013-12-30 Zechariah Andersen , Sean Sather-Wagstaff

Given an integral domain $D$ with quotient field $K$, the ring of integer-valued polynomials on D is the subring $\{f (X) \in K[X]: f(D) \subset D\}$ of the polynomial ring $K[X]$. Using the related tools of $t$-closure and associated…

Commutative Algebra · Mathematics 2011-05-03 Jesse Elliott

The ring of integer-valued polynomials on an arbitrary integral domain is well-studied. In this paper we initiate and provide motivation for the study of integer-valued polynomials on commutative rings and modules. Several examples are…

Commutative Algebra · Mathematics 2016-08-02 Jesse Elliott

Let $D$ be a domain with fraction field $K$, and let $M_n(D)$ be the ring of $n \times n$ matrices with entries in $D$. The ring of integer-valued polynomials on the matrix ring $M_n(D)$, denoted ${\rm Int}_K(M_n(D))$, consists of those…

Rings and Algebras · Mathematics 2018-09-26 Giulio Peruginelli , Nicholas J. Werner

Let $D$ be an integrally closed domain with quotient field $K$. Let $A$ be a torsion-free $D$-algebra that is finitely generated as a $D$-module. For every $a$ in $A$ we consider its minimal polynomial $\mu_a(X)\in D[X]$, i.e. the monic…

Commutative Algebra · Mathematics 2018-10-03 Giulio Peruginelli , Nicholas J. Werner

This article investigates the concept of dominant metric dimensions in zero divisor graphs (ZD-graphs) associated with rings. Consider a finite commutative ring with unity, denoted as R, where nonzero elements x and y are identified as zero…

Commutative Algebra · Mathematics 2023-12-27 Nasir Ali , Hafiz Muhammad Afzal Siddiqui , Muhammad Imran Qureshi

We study some of the factorization invariants of the class of Puiseux monoids generated by geometric sequences, and we compare and contrast them with the known results for numerical monoids generated by arithmetic sequences. The class we…

Commutative Algebra · Mathematics 2019-07-09 Scott T. Chapman , Felix Gotti , Marly Gotti

Let $D$ be a Dedekind domain with infinitely many maximal ideals, all of finite index, and $K$ its quotient field. Let $\operatorname{Int}(D) = \{f\in K[x] \mid f(D) \subseteq D\}$ be the ring of integer-valued polynomials on $D$. Given any…

Commutative Algebra · Mathematics 2019-03-29 Sophie Frisch , Sarah Nakato , Roswitha Rissner

A subset $S$ of an integral domain $R$ is called a semidomain if the pairs $(S,+)$ and $(S, \cdot)$ are semigroups with identities; additionally, we say that $S$ is additively reduced provided that $S$ contains no additive inverses. Given…

Commutative Algebra · Mathematics 2023-07-04 Scott T. Chapman , Harold Polo

Rings of integer-valued polynomials are known to be atomic, non-factorial rings furnishing examples for both irreducible elements for which all powers factor uniquely (\emph{absolutely irreducibles}) and irreducible elements where some…

Commutative Algebra · Mathematics 2023-07-18 Moritz Hiebler , Sarah Nakato , Roswitha Rissner
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