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The Structure of Semiconic Idempotent Commutative Residuated Lattices [PDF]

open access: goldMathematics
In this paper, we study semiconic idempotent commutative residuated lattices. After giving some properties of such residuated lattices, we obtain a structure theorem for semiconic idempotent commutative residuated lattices. As an application, we make use
Wei Chen
doaj   +2 more sources

Weakly Idempotent Lattices and Bilattices, Non-Idempotent Plonka Functions

open access: yesDemonstratio Mathematica, 2015
In this paper, we study weakly idempotent lattices with an additional interlaced operation. We characterize interlacity of a weakly idempotent semilattice operation, using the concept of hyperidentity and prove that a weakly idempotent bilattice with an ...
Davidova D. S., Movsisyan Yu. M.
doaj   +2 more sources

Idempotent Triangular Matrices over Additively Idempotent Semirings: Decompositions into Products of Semicentral Idempotents

open access: yesAxioms
The explicit forms of idempotent and semicentral idempotent triangular matrices over an additively idempotent semiring are obtained. We define a diamond composition of idempotents and give a representation of an idempotent n×n matrix as an (n−1)th degree
Dimitrinka Vladeva
doaj   +2 more sources

Abundant semigroups with medial idempotents [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2021
The effect of the existence of a medial or related idempotent in any abundant semigroup is the subject of this paper. The aim is to naturally order any abundant semigroup $S$ which contains an ample multiplicative medial idempotent $u$ in a way that ...
Abdulsalam El-Qallali
doaj   +1 more source

Multiplicatively idempotent semirings [PDF]

open access: yesMathematica Bohemica, 2015
Let \((S,+,\cdot)\) be an additively commutative semiring with absorbing zero \(0\) and identity \(1\). It is shown that \((S,\cdot)\) is idempotent if and only if there exist positive integers \(n\) and \(m\geq 2\) such that \(x^{n+1}=x^n\) and \(x^m=x\) for all \(x\in S\).
Chajda, Ivan   +2 more
openaire   +4 more sources

On Idempotent Elements [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2009
In this paper we study idempotent elements, we give some new properties of idempotent elements and provide some exam we also study central idempotent elements and orthogonal idempotent elements and give some new properties of such idempotent ...
Nazar Shuker, Alaa Hammodat
doaj   +1 more source

Characterization of pre-idempotent Copulas

open access: yesDependence Modeling, 2023
Copulas CC for which (CtC)2=CtC{({C}^{t}C)}^{2}={C}^{t}C are called pre-idempotent copulas, of which well-studied examples are idempotent copulas and complete dependence copulas.
Chamnan Wongtawan, Sumetkijakan Songkiat
doaj   +1 more source

On Idempotent Units in Commutative Group Rings

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2020
Special elements as units, which are defined utilizing idempotent elements, have a very crucial place in a commutative group ring. As a remark, we note that an element is said to be idempotent if r^2=r in a ring. For a group ring RG, idempotent units are
Ömer Küsmüş
doaj   +1 more source

Projective Essential Idempotents

open access: yesIEEE Transactions on Information Theory, 2023
<p>This paper introduces the concept of projective essential idempotents. These are primitive central idempotents in a twisted group algebra. The first main result provides conditions for the existence of them. In the second main result, we prove that every $q$-ary simplex code can be seen as an ideal of a twisted group algebra generated by a ...
openaire   +1 more source

Invariant idempotent measures

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2018
The idempotent mathematics is a part of mathematics in which arithmetic operations in the reals are replaced by idempotent operations. In the idempotent mathematics, the notion of idempotent measure (Maslov measure) is a counterpart of the notion of ...
N. Mazurenko, M. Zarichnyi
doaj   +1 more source

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