Results 1 to 10 of about 904 (238)

Commutative rings with finite quotient fields [PDF]

open access: greenCommunications in Algebra, 2009
We consider the class of all commutative reduced rings for which there exists a finite subset T of A such that all projections on quotients by prime ideals of A are surjective when restricted to T. A complete structure theorem is given for this class of rings, and it is studied its relation with other finiteness conditions on the quotients of a ring ...
Antonio Avilés
openalex   +4 more sources

On the Genus of the Idempotent Graph of a Finite Commutative Ring

open access: diamondDiscussiones Mathematicae - General Algebra and Applications, 2021
Let R be a finite commutative ring with identity. The idempotent graph of R is the simple undirected graph I(R) with vertex set, the set of all nontrivial idempotents of R and two distinct vertices x and y are adjacent if and only if xy = 0.
Belsi G. Gold, Kavitha S., Selvakumar K.
doaj   +2 more sources

Lower bound for the Erdős-Burgess constant of finite commutative rings [PDF]

open access: greenAIMS Mathematics, 2020
Let $R$ be a finite commutative unitary ring. An idempotent in $R$ is an element $e\in R$ with $e^2=e$. The Erdős-Burgess constant associated with the ring $R$ is the smallest positive integer $\ell$ such that for any given $\ell$ elements (repetitions ...
Guoqing Wang
doaj   +2 more sources

On generalized probability in finite commutative rings

open access: diamondInternational Electronic Journal of Algebra, 2022
Let $R$ be a finite commutative ring with unity and $x\in R$. We study the probability that the product of two randomly chosen elements (with replacement) of $R$ equals $x$. We denote this probability by $Prob_x (R)$. We determine some bounds for this probability and also obtain some characterizations of finite commutative rings based on this ...
Shafiq Ur Rehman   +1 more
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γ-Dual Codes over Finite Commutative Chain Rings [PDF]

open access: goldAxioms
In this article, the notion of γ-dual codes over finite chain rings is introduced as an extension of dual codes over finite chain rings. Various characteristics and properties of γ-dual codes over finite chain rings are explored.
Hai Q. Dinh   +2 more
doaj   +2 more sources

The Logical Complexity of Finitely Generated Commutative Rings [PDF]

open access: bronzeInternational Mathematics Research Notices, 2018
AbstractWe characterize those finitely generated commutative rings which are (parametrically) bi-interpretable with arithmetic: a finitely generated commutative ring A is bi-interpretable with $(\mathbb{N},{+},{\times })$ if and only if the space of non-maximal prime ideals of A is nonempty and connected in the Zariski topology and the nilradical of A ...
Matthias Aschenbrenner   +3 more
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ZERO-DIVISOR GRAPHS OF FINITE COMMUTATIVE RINGS: A SURVEY [PDF]

open access: greenSurveys in Mathematics and its Applications, 2020
This article gives a comprehensive survey on zero-divisor graphs of finite commutative rings. We investigate the results on structural properties of these graphs.
Pradeep Singh, Vijay Kumar Bhat
doaj   +2 more sources

Matrix product codes over finite commutative Frobenius rings [PDF]

open access: greenDesigns, Codes and Cryptography, 2012
Des. Codes Cryptogr.
Yun Fan, San Ling, Hongwei Liu
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Commutative Rings Whose Finitely Generated Ideals are Quasi-Flat [PDF]

open access: green, 2017
A definition of quasi-flat left module is proposed and it is shown that any left module which is either quasi-projective or flat is quasi-flat. A characterization of local commutative rings for which each ideal is quasi-flat (resp. quasi-projective) is given.
François Couchot
openalex   +5 more sources

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