Results 21 to 30 of about 121 (85)

On strongly conjugable extensions of hypergroups of type U with scalar identity [PDF]

open access: yes, 2013
Let S_n denote the class of hypergroups of type U on the right of size n with bilateral scalar identity. In this paper we consider the hypergroups (H,◦) ∈ S_7 which own a proper and non-trivial subhypergroup h.
FASINO, Dario   +3 more
core   +1 more source

Structura laticeală asociată hipergrupurilor complete [PDF]

open access: yes, 2021
According with representation theorem for complete hypergroups, we can determine a relationship between the lattice of subgroups associated with a group and the lattice of subhypergroups associated with complete hypergroups.
Sonea, Andromeda-Cristina
core  

Topological Krasner hyperrings with special emphasis on isomorphism theorems [PDF]

open access: yes, 2022
[EN] Krasner hyperring is studied in topological flavor. It is seen that Krasner hyperring endowed with topology, when the topology is compatible with the hyperoperations in some sense, fruits new results comprising algebraic as well as topological ...
Singha, Manooranjan, Das, Kousik
core   +1 more source

The Role of Nonpolynomiality in Uniform Approximation by RBF Networks of Hankel Translates

open access: yesJournal of Function Spaces, Volume 2019, Issue 1, 2019., 2019
Given μ > −1/2 and c ∈ I = ]0, ∞[, let the space Cμ,c (respectively, Cμ) consist of all those continuous functions u on ]0, c] (respectively, I) such that the limit limz→0+⁡z−μ−1/2u(z) exists and is finite; Cμ,c is endowed with the uniform norm uμ,∞,c=supz∈[0,c]⁡z-μ-12/u(z) (u∈Cμ,c).
Isabel Marrero, Yoshihiro Sawano
wiley   +1 more source

Positive definite and related functions on hypergroups [PDF]

open access: yes, 1991
In this paper we make use of semigroup methods on the space of compactly supported probability measures to obtain a complete Lévy-Khinchin representation for negative definite functions on a commutative hypergroup.
Bloom, W.R.   +3 more
core   +1 more source

On Fuzzy Ordered Hyperideals in Ordered Semihyperrings

open access: yesAdvances in Fuzzy Systems, Volume 2019, Issue 1, 2019., 2019
In this paper, we introduce the concept of fuzzy ordered hyperideals of ordered semihyperrings, which is a generalization of the concept of fuzzy hyperideals of semihyperrings to ordered semihyperring theory, and we investigate its related properties. We show that every fuzzy ordered quasi‐hyperideal is a fuzzy ordered bi‐hyperideal, and, in a regular ...
O. Kazancı   +3 more
wiley   +1 more source

Reiter’s condition P1 and approximate identities for polynomial hypergroups. [PDF]

open access: yes, 2004
Let K be a commutative hypergroup with the Haar measure . In the present paper we investigate whether the maximal ideals in L1ðK; Þ have bounded approximate identities.
Filbir, F.   +5 more
core   +1 more source

On Weakly S‐Primary Hyperideals in a Krasner (m, n)‐Hyperring

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
Over the years, numerous extensions of the concept of prime hyperideals in a hyperring have been presented by utilizing different algebraic structures associated with the hyperring. Among these, weakly primary hyperideals and S‐primary hyperideals have been studied recently.
Mahdi Anbarloei, Pramita Mishra
wiley   +1 more source

Rough Hyperfilters in Po‐LA‐Semihypergroups

open access: yesDiscrete Dynamics in Nature and Society, Volume 2019, Issue 1, 2019., 2019
This paper concerns the study of hyperfilters of ordered LA‐semihypergroups, and presents some examples in this respect. Furthermore, we study the combination of rough set theory and hyperfilters of an ordered LA‐semihypergroup. We define the concept of rough hyperfilters and provide useful examples on it.
Ferdaous Bouaziz   +2 more
wiley   +1 more source

Averaging multipliers on locally compact quantum groups

open access: yesJournal of the London Mathematical Society, Volume 111, Issue 3, March 2025.
Abstract We study an averaging procedure for completely bounded multipliers on a locally compact quantum group with respect to a compact quantum subgroup. As a consequence we show that central approximation properties of discrete quantum groups are equivalent to the corresponding approximation properties of their Drinfeld doubles.
Matthew Daws   +2 more
wiley   +1 more source

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