Results 81 to 90 of about 2,002 (136)

On Certain Proximities and Preorderings on the Transposition Hypergroups of Linear First-Order Partial Differential Operators

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2014
The contribution aims to create hypergroups of linear first-order partial differential operators with proximities, one of which creates a tolerance semigroup on the power set of the mentioned differential operators.
Chvalina Jan   +1 more
doaj   +1 more source

THE TRANSPOSITION AXIOM IN HYPERCOMPOSITIONAL STRUCTURES

open access: yesRatio Mathematica, 2011
The hypergroup (as defined by F. Marty), being a very general algebraic structure, was subsequently quickly enriched with additional axioms. One of these is the transposition axiom, the utilization of which led to the creation of join spaces (join ...
Ch.G. Massouros, G.G. Massouros
doaj  

Chemical Examples in Hypergroups

open access: yesRatio Mathematica, 2003
Hypergroups first were introduced by Marty in 1934. Up to now many researchers have been working on this field of modern algebra and developed it. It is purpose of this paper to provide examples of hypergroups associated with chemistry.
B. Davvaz, A. Dehghan-Nezhad
doaj  

Generalized Fuzzy Rough Approximations on Hypergroups

open access: yesMathematics
In this paper, we define the fuzzy set-valued homomorphisms of the canonical hypergroups as a generalization of fuzzy congruences and investigate some of their features.
Canan Akın   +2 more
doaj   +1 more source

HX-groups and Hypergroups

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2016
One considers the hypergroups associated with the HX-groups Z=nZ and with the set of square matrices of order 2, with coefficients in Z=2Z and one calculates their fuzzy grade.
Corsini Piergiulio
doaj   +1 more source

On Sperner (semi)hypergroups

open access: yesEuropean Journal of Combinatorics, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Jafarpour, M.   +2 more
openaire   +1 more source

Multidimensional negative definite functions on the product of commutative hypergroups

open access: yesKuwait Journal of Science, 2016
The main aim of this paper is to give the integral representations for the so called multidimensional negative definite functions defined on the product of commutative hypergroups.
Hossam A Ghany
doaj  

Amenable hypergroups

open access: yesIllinois Journal of Mathematics, 1992
A hypergroup is a locally compact space \(K\) whose finite Borel measures have a convolution (*) structure preserving positivity and so that \(\mu\to\int_ Kd\mu\) is a multiplicative functional. One can define left translation by \(\delta_ x\) (unit point mass at \(x \in K\)) for functions in \(L^ \infty(K)\).
openaire   +3 more sources

Join Spaces and Lattices

open access: yesAxioms
Hypergroups represent a generalization of groups, introduced by Marty, that are rich in applications in several sectors of mathematics and in other fields.
Violeta Leoreanu-Fotea   +1 more
doaj   +1 more source

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