Results 31 to 40 of about 8,071 (246)

Commutators in Rings

open access: yesIrish Mathematical Society Bulletin, 1996
Summary: We exhibit with proof a ring of minimal order in which the commutator subset is not a subring.
openaire   +2 more sources

A Commutativity Theorem for Rings [PDF]

open access: yesProceedings of the American Mathematical Society, 1976
Let R R be any associative ring. Suppose that for every pair
openaire   +2 more sources

$(\delta, 2)$-primary ideals of a commutative ring [PDF]

open access: yes, 2020
summary:Let $R$ be a commutative ring with nonzero identity, let $\mathcal {I(R)}$ be the set of all ideals of $R$ and $\delta \colon \mathcal {I(R)}\rightarrow \mathcal {I(R)}$ an expansion of ideals of $R$ defined by $I\mapsto \delta (I)$. We introduce
Çelikel, Ece Yetkin   +2 more
core   +1 more source

LINKAGE AND DUALITY OF MODULES

open access: yes, 2009
Martsinkovsky and Strooker [13] recently introduced module theoretic linkage using syzygy and transpose. This generalization brings possibility of much application of linkage, especially, to homological theory of modules. In the present paper, we connect
Nishida, Kenji, Kenji Nishida
core   +1 more source

Some properties of graded comultiplication modules

open access: yesOpen Mathematics, 2017
Let G be a group with identity e. Let R be a G-graded commutative ring and M a graded R-module. In this paper we will obtain some results concerning the graded comultiplication modules over a commutative graded ring.
Al-Zoubi Khaldoun, Al-Qderat Amani
doaj   +1 more source

A note on comaximal ideal graph of commutative rings

open access: yesAKCE International Journal of Graphs and Combinatorics, 2020
Let be a commutative ring with identity. The comaximal ideal graph of is a simple graph with its vertices are the proper ideals of R which are not contained in the Jacobson radical of , and two vertices and are adjacent if and only if .
S. Kavitha, R. Kala
doaj   +1 more source

Generalized Commutative Rings [PDF]

open access: yesNagoya Mathematical Journal, 1966
Among his various interests in algebra Nakayama also took part in the various researches, published in the early and middle 1950’s, which dealt with the commutativity of rings. This paper, which studies a problem of a related sort, thus seems appropriate in a Journal honoring his memory.We shall study a certain class of rings which satisfy a weak form ...
Belluce, L. P.   +2 more
openaire   +3 more sources

On L-Fuzzy Multiplication Modules

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2017
Let L be a complete lattice. In a manner analogous to a commutative ring, we introduce and investigate the L-fuzzy multiplication modules over a commutative ring with non-zero identity.
Atani Shahabaddin Ebrahimi   +1 more
doaj   +1 more source

Free integro-differential algebras and Groebner-Shirshov bases [PDF]

open access: yes, 2014
The notion of commutative integro-differential algebra was introduced for the algebraic study of boundary problems for linear ordinary differential equations. Its noncommutative analog achieves a similar purpose for linear systems of such equations.
Guo, Li   +5 more
core   +1 more source

On Semiprime Noetherian PI-Rings

open access: yes, 2000
Let R be a semiprime Noetherian PI-ring and Q(R) the semisimple Artinian ring of fractions of R. We shall prove the following conditions are equivalent: (1) the Krull dimention of R is at most one, (2) Any ring between R and Q(R) is again right ...
Chiba, Katsuo
core   +1 more source

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