Results 61 to 70 of about 335,227 (157)

Stability in Commutative Rings

open access: yesTURKISH JOURNAL OF MATHEMATICS, 2020
Summary: Let \(R\) be a commutative ring with zero-divisors and \(I\) an ideal of \(R\). \(I\) is said to be ES-stable if \(JI = I^2\) for some invertible ideal \(J\subseteq I\), and \(I\) is said to be a weakly ES-stable ideal if there is an invertible fractional ideal \(J\) and an idempotent fractional ideal \(E\) of \(R\) such that \(I = JE\).
openaire   +2 more sources

Closure operations in commutative rings [PDF]

open access: yes, 2012
The purpose of this study is to survey different types of closures and closure operations on commutative rings and ...
Samsam, Chloette Joy
core   +3 more sources

Some Examples of BL-Algebras Using Commutative Rings

open access: yesMathematics, 2022
BL-algebras are algebraic structures corresponding to Hajek’s basic fuzzy logic. The aim of this paper is to analyze the structure of BL-algebras using commutative rings. Due to computational considerations, we are interested in the finite case.
Cristina Flaut, Dana Piciu
doaj   +1 more source

Non-commutative reduction rings [PDF]

open access: yes, 1999
Reduction relations are means to express congruences on rings. In the special case of congruences induced by ideals in commutative polynomial rings, the powerful tool of Gröbner bases can be characterized by properties of reduction relations associated ...
Birgit Reinert   +3 more
core  

Non-commutative Henselian rings

open access: yes, 2009
Non-commutative Henselian rings are defined and some basic properties of them are discussed. It is shown that a local ring which is complete in the topology defined by its maximal ideal is Henselian provided that it is almost commutative.
Aryapoor, Masood,, Masood Aryapoor
core   +1 more source

Subrings of I-rings and S-rings

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1997
Let R be a non-commutative associative ring with unity 1≠0, a left R-module is said to satisfy property (I) (resp. (S)) if every injective (resp. surjective) endomorphism of M is an automorphism of M.
Mamadou Sanghare
doaj   +1 more source

Ring Extensions with Finitely Many Non-Artinian Intermediate Rings

open access: yesJournal of Mathematics, 2020
The commutative ring extensions with exactly two non-Artinian intermediate rings are characterized. An initial step involves the description of the commutative ring extensions with only one non-Artinian intermediate ring.
Noômen Jarboui   +2 more
doaj   +1 more source

Quasi-Regular Graphs Associated with Commutative Rings

open access: yesJournal of Mathematics, 2022
One of the most important branches of mathematics is algebraic graph theory, which solves graph problems with algebraic methods. In graph theory, several algebraic properties of a ring can be represented.
Nasr Zeyada   +2 more
doaj   +1 more source

Acyclic Complexes and Graded Algebras

open access: yesMathematics, 2023
We already know that the noncommutative N-graded Noetherian algebras resemble commutative local Noetherian rings in many respects. We also know that commutative rings have the important property that every minimal acyclic complex of finitely generated ...
Chaoyuan Zhou
doaj   +1 more source

Remarks on the commutativity of rings [PDF]

open access: yesProceedings of the American Mathematical Society, 1959
Introduction. A celebrated theorem of N. Jacobson [7] asserts that if (1) Xn(z) =x for every x in a ring R, where n(x) is an integer greater than one, then R is commutative. In a recent paper [2], I. N. Herstein has shown that it is enough to require that (1) holds for those x in R which are commutators: x= [y, z] =yz-zy of two elements of R.
openaire   +1 more source

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