Results 71 to 80 of about 748 (136)

Completely simple and regular semi hypergroups [PDF]

open access: yes, 2012
In this paper the notion of simple and completely simple semi hypergroups are introduced. Basic properties of these algebraic structures are considered. Some methods for constructing new kinds of these hyperstructures are presented.
Jafarabadi, Hossein Mousa   +2 more
core  

Looking at Two Ways of Constructing Quotient Hyper $BN$-algebras and Some Notes on Hyper $BN$-ideals

open access: yesEuropean Journal of Pure and Applied Mathematics
A hyper $BN$-algebra is a nonempty set $H$ together with a hyperoperation ``$\circledast$'' and a constant $0$ such that for all $x, y, z \in H$: $x \ll x$, $x \circledast 0 = \{x\}$, and $(x \circledast y) \circledast z = (0 \circledast z) \circledast ...
Lyster Rey B. Cabardo   +1 more
semanticscholar   +1 more source

Composition hyperrings

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2013
In this paper we introduce the notion of composition hyperring. We show that the composition structure of a composition hyperring is determined by a class of its strong multiendomorphisms.
Cristea Irina, Jančić-Rašović Sanja
doaj   +1 more source

Vougiouklis Contributions in the Field of Algebraic Hyperstructures

open access: yesRatio Mathematica, 2017
Thomas Vougiouklis was born in 1948,  Greece. He  has many contributions to algebraic hyperstructures. $H_v$-structures are  some of his main contributions.
Bijan Davvaz
doaj   +1 more source

Descartes' rule of signs, Newton polygons, and polynomials over hyperfields

open access: yes, 2020
We develop a theory of multiplicities of roots for polynomials over hyperfields and use this to provide a unified and conceptual proof of both Descartes' rule of signs and Newton's "polygon rule".Comment: 21 pages.
Baker, Matthew, Lorscheid, Oliver
core  

Menger hypercompositional algebras represented by medial n-ary hyperoperations

open access: yesQuasigroups and Related Systems, 2023
The necessary and sufficient conditions under which a Menger algebra can be isomorphically represented by medial n-ary operations are proposed. Since a Menger hypercompositional algebra can be regarded as a generalization of a Menger algebra, for this reason, the situation for medial hyperoperations is further examined and a representation theorem of ...
openaire   +2 more sources

ALGEBRA ASTRATTA E INSEGNAMENTO

open access: yesRatio Mathematica, 1996
An example of hyperoperation on a circle has been exhibited, as a didactic application of an abstract algebra.
Luigi Cerritelli, Fabio Mercanti
doaj  

Abelization of join spaces of affine transformations of ordered field with proximity

open access: yesApplied General Topology, 2005
Using groups of affine transformations of linearly ordered fields a certain construction of non-commutative join hypergroups is presented based on the criterion of reproducibility of semi-hypergroups which are determined by ordered semigroups. The aim of
Sárka Hosková
doaj   +1 more source

UN IPERGRUPPO ASSOCIATO ALL’ INSIEME DELLE MATRICI QUADRATE DI ORDINE N NON SINGOLARI

open access: yesRatio Mathematica, 1996
An hyperaperation on the set of the not singular square matrices of the n-order has been assegnated. This hyperoperation induces in lhc set a structure of not commutative hypergraup.
Emma Gelsomini
doaj  

On Intra-Regular Semihypergroups Through Intuitionistic Fuzzy Sets [PDF]

open access: yes, 2013
The notion of intuitionistic fuzzy sets was introduced by Atanassov as ageneralization of the notion of fuzzy sets. In this paper, using Atanassov idea, wegive some properties of intuitionistic fuzzy hyperideals and intuitionistic fuzzy bihyperidealsin a
Jani DINE, Kostaq HILA
core  

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