Results 81 to 90 of about 768 (158)

Hyperideal-based zero-divisor graph of the general hyperring $ \mathbb{Z}_{n} $

open access: yesAIMS Mathematics
The aim of this paper is to introduce and study the concept of a hyperideal-based zero-divisor graph associated with a general hyperring. This is a generalized version of the zero-divisor graph associated with a commutative ring.
Mohammad Hamidi, Irina Cristea
doaj   +1 more source

Classes of fuzzy hyperideals

open access: yesFilomat, 2016
In this paper we study fuzzy hyperideals of a fuzzy hyperring, we define and analyze two particular kinds of fuzzy hyperideals, which extend similar notions of ring context, namely prime fuzzy hyperideals and maximal fuzzy hyperideals. Moreover, we study the hyperideal transfer through a fuzzy hyperring homomorphism, particularly for prime ...
Maedeh Motameni   +2 more
openaire   +2 more sources

The L-ordered L-semihypergroups

open access: yesOpen Mathematics, 2020
This study pursues an investigation on L-semihypergroups equipped with an L-order. First, the concept of L-ordered L-semihypergroups is introduced by L-posets and L-semihypergroups, and some related results are obtained.
Su Shuhua, Liu Fuyao, Yang Shuqun
doaj   +1 more source

Réalisation de métriques sur les surfaces compactes [PDF]

open access: yes, 2006
Un polyèdre fuchsien de l'espace hyperbolique est une surface polyèdrale invariante sous l'action d'un groupe fuchsien d'isométries (c.a.d. un groupe d'isométries qui laissent globalement invariante une surface totalement géodésique et sur laquelle il ...
Colbois, Bruno   +2 more
core  

Basic notions and properties of ordered semihyperrings [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2016
In this paper, we introduce the concept of semihyperring $(R,+,cdot)$ together with a suitable partial order $le$. Moreover, we introduce and study hyperideals in ordered semihyperrings. Simple ordered semihyperrings are defined and its characterizations
B. Davvaz, S. Omidi
doaj  

Multiplicative hyperring of fractions and coprime hyperideals

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2017
In this paper we will introduce the notion of coprime hyperideals in multiplicative hyperrings and we will show some properties of them. Then we introduce the notion of hyperring of fractions generated by a multiplicative hyperring and then we will show ...
Ameri R., Kordi A., Hoskova-Mayerova S.
doaj   +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

$\delta$-$r$-Hyperideals and $\phi$-$\delta$-$r$-Hyperideals of Commutative Krasner Hyperrings

open access: yes, 2021
In this paper, our purpose is to define the expansion of $r$-hyperideals and extend this concept to $\phi$-$\delta$-$r$-hyperideal. Let $\Re$ be a commutative Krasner hyperring with nonzero identity. Given an expansion $\delta$ of hyperideals, a proper hyperideal $N$ of $\Re$ is called $\delta $-$r$-hyperideal if $a\cdot b\in N$ with $ann(a)=0$ implies
Xu, Peng   +5 more
openaire   +2 more sources

Denseness and Zariski denseness of Jones braid representations

open access: yes, 2009
Using various tools from representation theory and group theory, but without using hard classification theorems such as the classification of finite simple groups, we show that the Jones representations of braid groups are dense in the complex Zariski ...
Kuperberg, Greg
core  

Hypereidu Epitaphios = Hyperides Grabrede

open access: yes, 2020
Elektronische Reproduktion von: Hypereidu Epitaphios = Hyperides Grabrede / hrsg. von Hermann Sauppe. - Göttingen : Dieterich, 1858. - Standort: Universität Marburg, Universitätsbibliothek Signatur: 001 FB 1825 P566 -1. - Bemerkungen: (Philologus.
Hyperides, Sauppe, Hermann
openaire   +2 more sources

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