Results 11 to 20 of about 441,153 (259)

A description of linear mappings in semiprime rings with involution [PDF]

open access: yesBIO Web of Conferences
The main purpose of this paper is to descriptive the action of the linear mappings in semi-prime rings and prime ring with involution. More precisely, we establish some results for centralizer mappings (resp.
Horan Angham Shaban, Atteya Mehsin Jabel
doaj   +1 more source

An alternative approach to the structure theory of PI-rings [PDF]

open access: yes, 2010
We expose a rather simple and direct approach to the structure theory of prime PI-rings ("Posner's theorem"), based on fundamental properties of the extended centroid of a prime ...
Bresar, Matej
core   +2 more sources

Associated Prime Ideal and Minimal Prime Ideal of an Ideal of an L-Subring

open access: yesFuzzy Information and Engineering, 2023
In this paper, a systematic theory for the ideals of an L-ring L(μ,R) has been developed. Earlier the authors have introduced the concepts of prime ideals, semiprime ideals, primary ideals, and radical of an ideal in an L-ring.
Anand Swaroop Prajapati   +2 more
doaj   +1 more source

On rings with prime centers

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1994
Let R be a ring, and let C denote the center of R. R is said to have a prime center if whenever ab belongs to C then a belongs to C or b belongs to C. The structure of certain classes of these rings is studied, along with the relation of the notion of ...
Hazar Abu-Khuzam, Adil Yaqub
doaj   +1 more source

Noncommutative generalizations of theorems of Cohen and Kaplansky [PDF]

open access: yes, 2011
This paper investigates situations where a property of a ring can be tested on a set of "prime right ideals." Generalizing theorems of Cohen and Kaplansky, we show that every right ideal of a ring is finitely generated (resp.
A Kertész   +38 more
core   +2 more sources

On the left strongly prime modules and their radicals

open access: yesLietuvos Matematikos Rinkinys, 2010
We give the new results on the theory of the one-sided (left) strongly prime modules and their strongly prime radicals. Particularly, the conceptually new and short proof of the A.L.Rosenberg’s theorem about one-sided strongly prime radical of the ring ...
Algirdas Kaučikas
doaj   +1 more source

Quotient rings satisfying some identities

open access: yesCubo, 2023
This paper investigates the commutativity of the quotient ring \(\mathcal{R}/P\), where \(\mathcal{R}\) is an associative ring with a prime ideal \(P\), and the possibility of forms of derivations satisfying certain algebraic identities on \(\mathcal{R}\)
Mohammadi El Hamdaoui, Abdelkarim Boua
doaj   +1 more source

High Spatial Resolution X-Ray Spectroscopy of the IC443 Pulsar Wind Nebula and Environs [PDF]

open access: yes, 2015
Deep Chandra ACIS observations of the region around the putative pulsar, CXOU J061705.3+222127, in the supernova remnant IC443 reveal an ~5$^{\prime\prime}$-radius ring-like structure surrounding the pulsar and a jet-like feature oriented roughly north ...
Bucciantini, Niccolò   +9 more
core   +3 more sources

On derivations of prime and semi-prime Gamma rings

open access: yesBoletim da Sociedade Paranaense de Matemática, 2019
The concept of $\Gamma$-ring is a generalization of ring. Two important classes of $\Gamma$-rings are prime and semi-prime $\Gamma$-rings. In this paper, we consider the concept of derivations on prime and semi-prime $\Gamma$-rings and we study some of ...
Leili Kamali Ardakani   +2 more
doaj   +1 more source

Projective prime ideals and localisation in pi-rings [PDF]

open access: yes, 2001
The results here generalise [2, Proposition 4.3] and [9, Theorem 5.11]. We shall prove the following. THEOREM A. Let R be a Noetherian PI-ring. Let P be a non-idempotent prime ideal of R such that PR is projective. Then P is left localisable and RP is
Chatters, A. W.   +2 more
core   +1 more source

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