Results 61 to 70 of about 7,296 (219)

Structure on the set of closure operations of a commutative ring [PDF]

open access: yes, 2008
We investigate the algebraic structure on the set of closure operations of a ring. We show the set of closure operations is not a monoid under composition for a discrete valuation ring.
Vassilev, Janet C.
core   +2 more sources

On fuzzy prime and fuzzy semiprime ideals of hypergroupoids [PDF]

open access: yesJournal of Hyperstructures, 2016
We deal with an hypergroupoid endowed with a rela- tion denoted by \", we call it{hypergroupoid. We prove that a nonempty subset A of a{hypergroupoid H is a prime (resp. semiprime) ideal of H if and only if the characteristic function fA is a fuzzy prime
Niovi Kehayopulu
doaj   +1 more source

On Semiprime Noetherian PI-Rings [PDF]

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

Strongly semiprime rings [PDF]

open access: yesPacific Journal of Mathematics, 1975
For a ring with 1, we show that every proper kernel functor generates a proper torsion radical if and only if the ring is a finite subdirect product of strongly prime (also called ATF) rings. This is equivalent to every essential right ideal containing a finite set whose right annihilator is zero.
openaire   +3 more sources

Prime i-Ideals in Ordered n-ary Semigroups

open access: yesMathematics, 2021
We study the concept of i-ideal of an ordered n-ary semigroup and give a construction of the i-ideal of an ordered n-ary semigroup generated by its nonempty subset.
Patchara Pornsurat   +2 more
doaj   +1 more source

Algebras of quotients of graded Lie algebras [PDF]

open access: yes, 2009
In this paper we explore graded algebras of quotients of Lie algebras with special emphasis on the 3-graded case and answer some natural questions concerning its relation to maximal Jordan systems of quotients.Comment: 15 pages.
Molina, Mercedes Siles   +1 more
core   +2 more sources

The hulls of semiprime rings [PDF]

open access: yesBulletin of the Australian Mathematical Society, 1975
Each semiprime ring admits a unique projectable, strongly projectable, laterally complete and orthocomplete hull. Almost all of the theory for X–hulls of lattice-ordered groups in Paul Conrad, “The hulls of representable l-groups and f-rings”, J. Austral. Math. Soc. 16 (1973), 385–415, has a counterpart for semiprime rings.
openaire   +3 more sources

On semiprime segments of rings [PDF]

open access: yesJournal of the Australian Mathematical Society, 2006
AbstractA semiprime segment of a ring R is a pair P2 ⊂ P1 of semiprime ideals of R such that ∩ In ⊆ P2 for all ideals I of R with P2 ⊂ I ⊂ P1. In this paper semiprime segments with P1 a comparizer ideal are classified as either simple, exceptional, or archimedean, extending to several classes of rings a classification known for right chain rings. These
Günter Törner, R. Mazurek
openaire   +2 more sources

On Small Semiprime Modules

open access: yesJournal of Physics: Conference Series, 2021
Abstract Let R be a commutative ring with an identity, and G be a unitary R-module. We say that an R-module G is small semiprime if (0 G ) is small Semiprime submodule of G. Equivalently, an R-module G is small semiprime iff ann ρ= vÄP for each proper small submodule ρ of G.
Haider A. Ramadhan   +1 more
openaire   +2 more sources

Radicals of Generalized Prime Ideals in Ternary Semigroups

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2022
In this paper, the concepts of f-prime ideals and f-semiprime ideals on a ternary semigroup are considered as a generalization of pseudo prime ideals and pseudo semiprime ideals, respectively.
Satvong Narakon   +2 more
doaj   +1 more source

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