Results 1 to 10 of about 202 (136)

Some Developments in the Field of Homological Algebra by Defining New Class of Modules over Nonassociative Rings

open access: yesJournal of Mathematics, Volume 2022, Issue 1, 2022., 2022
The LA‐module is a nonassociative structure that extends modules over a nonassociative ring known as left almost rings (LA‐rings). Because of peculiar characteristics of LA‐ring and its inception into noncommutative and nonassociative theory, drew the attention of many researchers over the last decade.
Asima Razzaque   +2 more
wiley   +1 more source

On Some Homological Properties of Hypergroup Algebras with Relation to Their Character Spaces

open access: yesJournal of Mathematics, Volume 2022, Issue 1, 2022., 2022
In this paper, we study the notion of approximate biprojectivity and left φ‐biprojectivity of some Banach algebras, where φ is a character. Indeed, we show that approximate biprojectivity of the hypergroup algebra L1(K) implies that K is compact. Moreover, we investigate left φ‐biprojectivity of certain hypergroup algebras, namely, abstract Segal ...
Amir Sahami   +4 more
wiley   +1 more source

On 1‐Absorbing Prime Hyperideal and Some of Its Generalizations

open access: yesJournal of Mathematics, Volume 2022, Issue 1, 2022., 2022
In this paper, we introduce the concept of 1‐absorbing prime hyperideals which is an expansion of the prime hyperideals. Several properties of the hyperideals are provided. For example, it is proved that if a strong C‐hyperideal I of R is 1‐absorbing prime that is not prime, then R is a local multiplicative hyperring.
M. Anbarloei   +1 more
wiley   +1 more source

[Retracted] Roughness in Hypervector Spaces

open access: yesJournal of Function Spaces, Volume 2022, Issue 1, 2022., 2022
This paper examines rough sets in hypervector spaces and provides a few examples and results in this regard. We also investigate the congruence relations‐based unification of rough set theory in hypervector spaces. We introduce the concepts of lower and upper approximations in hypervector spaces.
Nabilah Abughazalah   +3 more
wiley   +1 more source

2‐Prime Hyperideals of Multiplicative Hyperrings

open access: yesJournal of Mathematics, Volume 2022, Issue 1, 2022., 2022
Multiplicative hyperrings are an important class of algebraic hyperstructures which generalize rings further to allow multiple output values for the multiplication operation. Let R be a commutative multiplicative hyperring. A proper hyperideal I of R is called 2‐prime if x∘y⊆I for some x, y ∈ R, then, x2⊆I or y2⊆I.
Mahdi Anbarloei, Xiaogang Liu
wiley   +1 more source

r‐Hyperideals and Generalizations of r‐Hyperideals in Krasner Hyperrings

open access: yesMathematical Problems in Engineering, Volume 2022, Issue 1, 2022., 2022
This paper deals with Krasner hyperrings as an important class of algebraic hyperstructures. We investigate some properties of r‐hyperideals in commutative Krasner hyperrings. Some properties of pr‐hyperideals are also studied. The relation between prime hyperideals and r‐hyperideals is investigated. We show that the image and the inverse image of an r‐
Peng Xu   +6 more
wiley   +1 more source

Biopreparations for the decomposition of crop residues

open access: yesMicrobial Biotechnology, Volume 17, Issue 8, August 2024.
Researchers and farmers are actively exploring natural solutions to enhance agricultural productivity. This review discusses the opportunities and challenges associated with biopreparation for decomposition of crop residues as a chance for sustainable agricultural practises and biotechnology industry.
Patrycja Rowińska   +3 more
wiley   +1 more source

Ordered Left Almost ⋇‐Semihypergroups Based on Fuzzy Sets

open access: yesJournal of Mathematics, Volume 2024, Issue 1, 2024.
The concept of an involution or anti‐involution is a self‐inverse linear mapping that plays a prominent role in the theory of algebraic structures, particularly rings, hyperrings, ordered semigroups, and ordered semihypergroups. Nowadays, the study of involutions in ordered hyperstructures is a particular area of research in the field of hyperstructure
Nabilah Abughazalah   +2 more
wiley   +1 more source

Some Algebraic Classification of Semiregular Hypermodules in Connection to the Radical

open access: yesJournal of Mathematics, Volume 2024, Issue 1, 2024.
We call a Krasner right S‐hypermodule A regular if each cyclic subhypermodule of A is a direct summand of A, and we also call A semiregular if every finitely generated subhypermodule of A lies above a direct summand of A. In this study, some properties of such hypermodules are achieved.
Yıldız Aydın   +2 more
wiley   +1 more source

Complexities of information sources. [PDF]

open access: yesJ Appl Stat, 2023
Sayyari Y, Molaei MR, Mehrpooya A.
europepmc   +1 more source

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