Results 11 to 20 of about 1,430 (227)

Direct summands of serial modules [PDF]

open access: yesJournal of Pure and Applied Algebra, 1998
The authors investigate the following problem: Is every direct summand of a serial module serial? They have got affirmative answers in some special cases. Every direct summand of a finite direct sum of copies of a uniserial module \(U\) is again a finite direct sum of copies of \(U\). If \(U_1,U_2,\dots,U_n\) are uniserial modules such that for any \(i,
NGUYEN VIET DUNG, FACCHINI, ALBERTO
openaire   +4 more sources

Direct summands of class groups [PDF]

open access: yesJournal of Number Theory, 1983
AbstractLet G be a finite abelian group, and F a global field of characteristic prime to the order of G. Then there exists a finite extension of F whose class group has a direct summand isomorphic to G.
Sonn, Jack
openaire   +3 more sources

SUMMAND INTERSECTION PROPERTY ON THE CLASS OF EXACT SUBMODULES [PDF]

open access: yes, 2022
A module M is said to have the SIP if intersection of each pair of direct summands is also a direct summand of M. In this article, we define a module M to have the SIPr if and only if intersection of each pair of exact direct summands is also a direct ...
TERCAN, ADNAN, Mutlu, Figen Takil
core   +1 more source

When some complement of an exact submodule is a direct summand [PDF]

open access: yes, 2021
In this article, we study C-11(r)-modules. It is shown that the class of modules with property, each submodule such that the image of its quotient is zero under a left exact preradical has a complement which is a direct summand, is closed under direct ...
TERCAN, ADNAN, YAŞAR, RAMAZAN
core   +1 more source

Summand intersection property of modules via z-closed submodules [PDF]

open access: yes, 2022
In this paper, we define a module M . to be SIPz if and only if intersection of each pair of z-closed direct summands is also a direct summand of M. We investigate structural properties of SIPz-modules and locate the implications between the other module
TERCAN, ADNAN, Mutlu, Figen Takil
core   +1 more source

Copure direct injective modules [PDF]

open access: yes, 2021
In this paper, we have introduced copure-direct-injective modules. A right R-module M is said to be copure-direct-injective if every copure submodule of M isomorphic to a direct summand of M is itself a direct
Toksoy, Sultan Eylem   +1 more
core   +1 more source

Extending property on EC-Fully Submodules

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2018
Thereare several generalizations of -modulesin literature. One of the generalization is based on fully invariantsubmodules. Recall that amodule is called -extendingif every fully invariant submodule is essential in a direct summand.
Ramazan Yaşar, Adnan Tercan
doaj   +1 more source

A KIND OF F-INVERSE SPLIT MODULES [PDF]

open access: yesJournal of Algebraic Systems, 2020
Let M be a right module over a ring R. In this manuscript, we shall study on a special case of F-inverse split modules where F is a fully invariant submodule of M introduced in [12].
M. Hosseinpour, A. R. Moniri Hamzekolaee
doaj   +1 more source

The Center Of A Generalized Effect Algebra

open access: yesDemonstratio Mathematica, 2014
In this article, we study the center of a generalized effect algebra (GEA), relate it to the exocenter, and in case the GEA is centrally orthocomplete (a COGEA), relate it to the exocentral cover system. Our main results are that the center of a COGEA is
Foulis D. J., Pulmannová S.
doaj   +1 more source

ON FUZZY-⨁-S-MODULES [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2018
A module M is a ⨁-Supplemented if M=⨁Ni such that Ni is a direct summand of M. In this paper we introduce the notion of Fuzzy ⨁-Supplemented Module (Fuz-⨁-S-Mod) as a generalization of ⨁-supplemented module.
Majid M. Abed
doaj   +1 more source

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