Results 81 to 90 of about 922 (170)

Centers of hypergroups

open access: yes, 1978
This paper initiates a study of Z-hypergroups, that is, commutative topological hypergroups K such that K / Z K/Z is compact where Z denotes the maximum subgroup (equivalently, the center) of K ...
Kenneth A. Ross
core   +1 more source

Dual space and hyperdimension of compact hypergroups

open access: yes, 2017
We characterize dual spaces and compute hyperdimensions of irreducible representations for two classes of compact hypergroups namely conjugacy classes of compact groups and compact hypergroups constructed by joining compact and finite hypergroups.
Amini, M.   +4 more
core   +1 more source

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

On residually thin hypergroups

open access: yes, 2020
The notion of a hypergroup (in the sense of [11]) provides a far reaching and meaningful generalization of the concept of a group. Specific classes of hypergroups have given rise to challenging questions and interesting connections to geometric and group
Zieschang, Paul-Hermann   +1 more
core   +1 more source

Hypercompositional Algebra, Computer Science and Geometry

open access: yesMathematics, 2020
The various branches of Mathematics are not separated between themselves. On the contrary, they interact and extend into each other’s sometimes seemingly different and unrelated areas and help them advance. In this sense, the Hypercompositional Algebra’s
Gerasimos Massouros, Christos Massouros
doaj   +1 more source

Association schemes and hypergroups [PDF]

open access: yesCommunications in Algebra, 2017
Section 6 is removed and the preprint is reduced to its essentials.
openaire   +2 more sources

Compact Almost Discrete Hypergroups

open access: yes, 1996
A compact hypergroup is called almost discrete if it is homeomorphic to the one-point-compactification of a countably infinite discrete set. If the group Up of all p-adic units acts multiplicatively on the p-adic integers, then the associated compact ...
Michael Voit
core   +1 more source

Closed, Re exive, Invertible, and Normal Subhypergroups of Special Hypergroups

open access: yesRatio Mathematica, 2012
In [5] J. Jantosciak introduced several special types of subhyper-groups (invertible, closed, normal, re exive) of a general hypergroup and studied their relationship. In this article, the full description of such subhypergroups in hypergroups induced by
Pavlina Rackova
doaj  

Convolution semigroups on hypergroups [PDF]

open access: yesPacific Journal of Mathematics, 1987
For convolution semigroups \(\mu =(\mu_ t)_{t>0}\) on abelian hypergroups K a representation theorem is derived which extends earlier results of this (``Levy-Hinčin'') type: Roughly speaking a [abelian] hypergroup is a locally compact K with involution \({\;}^-\) on K and abstract convolution * on the bounded complex Borel measures on K which is ...
openaire   +3 more sources

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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