Results 11 to 20 of about 95,628 (231)

On Rings whose Maximal Essential Ideals are Pure [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2007
This paper introduces the notion of a right MEP-ring (a ring in which every maximal essential right ideal is left pure) with some of their basic properties; we also give necessary and sufficient conditions for MEP – rings to be strongly regular rings and
Raida Mahmood, Awreng Mahmood
doaj   +1 more source

On Properties of Graded Rings with respect to Group Homomorphisms

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2023
Let G be a group and R be a G-graded ring with non-zero unity. The goal of our article is reconsidering some well-known concepts on graded rings using a group homomorphism α:G⟶G. Next is to examine the new concepts compared to the known concepts.
Azzh Saad Alshehry   +2 more
doaj   +1 more source

On WJCP-Injective Rings [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2013
As a generalization of right injective rings, we introduce the nation of right injective rings, that is for any right nonsingular element  of R, there exists a positive integer  and  and any right - homomorphism , there exists  such that  for all .
Raida Mahmood, Shahla Khalil
doaj   +1 more source

On Generalized Simple Singular AP-Injective Rings [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2012
A ring R is said to be generalized right simple singular AP-injective, if for any maximal essential right ideal M of R and for any bÎM, bR/bM is AP-injective. We shall study the characterization and properties of  this class of rings.
Raida Mahmood, Husam Mohammad
doaj   +1 more source

Idempotent Reflexive rings whose every simle singular right module are yj-injective [PDF]

open access: yesالمجلة العراقية للعلوم الاحصائية, 2011
In this paper we study rightidempotent reflexive ring whose simple singular right R-module isYJ-injective, we prove that this type of ring is right weakly regular ring, we show that if R is N duo or NCI ring and R is right idempotent reflexive ring ...
doaj   +1 more source

Cyclic Associative Groupoids (CA-Groupoids) and Cyclic Associative Neutrosophic Extended Triplet Groupoids (CA-NET-Groupoids) [PDF]

open access: yesNeutrosophic Sets and Systems, 2019
Group is the basic algebraic structure describing symmetry based on associative law. In order to express more general symmetry (or variation symmetry), the concept of group is generalized in various ways, for examples, regular semigroups, generalized ...
Xiaohong Zhang, Zhirou Ma, Wangtao Yuan
doaj   +1 more source

Strongly regular graphs from weakly regular plateaued functions [PDF]

open access: yes, 2018
The paper provides the first constructions of strongly regular graphs and association schemes from weakly regular plateaued functions over finite fields of odd characteristic.
Mesnager, Sihem, Sınak, Ahmet
core   +2 more sources

Left prime weakly regular near-rings

open access: yesTamkang Journal of Mathematics, 2005
In this paper we introduce the notion of left prime weakly regular, left primeweakly $ \pi $-regular and left prime pseudo $ \pi $-regular near-rings. We alsointroduce the concept of strong left prime weakly regular near-rings. We haveobtained conditions for a near-ring $ N $ to be left prime pseudo $ \pi $-regular.We have also obtained conditions for ...
Dheena, P., Sivakumar, D.
openaire   +3 more sources

Castelnuovo-Mumford regularity and extended degree [PDF]

open access: yes, 2002
The main result of this paper shows that the Castelnuovo-Mumford regularity of the tangent cone of a local ring is effectively bounded by the dimension and any extended degree.
Rossi, Maria Evelina   +2 more
core   +3 more sources

On n-flat modules and n-Von Neumann regular rings

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
We show that each R-module is n-flat (resp., weakly n-flat) if and only if R is an (n,n−1)-ring (resp., a weakly (n,n−1)-ring). We also give a new characterization of n-Von Neumann regular rings and a characterization of weak n-Von Neumann regular rings ...
Najib Mahdou
doaj   +1 more source

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