Results 11 to 20 of about 1,137 (186)

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

On the Idempotents of Hecke Algebras [PDF]

open access: yesLetters in Mathematical Physics, 2008
11 ...
Isaev, A. P.   +2 more
openaire   +2 more sources

Projective Essential Idempotents

open access: yesIEEE Transactions on Information Theory, 2023
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 projective ...
openaire   +1 more source

A GRAPH WHICH RECOGNIZES IDEMPOTENTS OF A COMMUTATIVE RING [PDF]

open access: yesJournal of Algebraic Systems, 2020
In this paper we introduce and study a graph on the set of ideals of a commutative ring $R$. The vertices of this graph are non-trivial ideals of $R$ and two distinct ideals $I$ and $J$ are adjacent if and only $IJ=Icap J$.
H. Dorbidi, S. Alikhani
doaj   +1 more source

On Idempotent Discrete Uninorms [PDF]

open access: yes, 2017
Dans cet article, nous donnons deux axiomatisations de la classe des uninormes discrètes idempotentes en tant qu'opérations binaires conservatives, où une opération est conservative si elle renvoie toujours la valeur prise par l'une de ses variables. Plus précisément, nous montrons d'abord que les uninormes discrètes idempotentes sont exactement les ...
Couceiro, Miguel   +2 more
openaire   +3 more sources

Some homological aspects of idempotents in idempotented algebras [PDF]

open access: yesCommunications in Algebra, 2020
We study special idempotents (as described by Bushnell and Kutzko) and split idempotents in the context of module and derived categories for idempotented algebras. We then characterize these concepts for path algebras of quivers.
Arnab Mitra, Rishi Vyas
openaire   +2 more sources

Fully idempotent near-rings and sheaf representations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1998
Fully idempotent near-rings are defined and characterized which yields information on the lattice of ideals of fully idempotent rings and near-rings.
Javed Ahsan, Gordon Mason
doaj   +1 more source

Dynamics near an idempotent [PDF]

open access: yesTopology and its Applications, 2020
15 pages, Comments and suggestions are welcome.
Shaikh, Md. Moid   +2 more
openaire   +3 more sources

Asymptotic Idempotency

open access: yes2007 IEEE International Fuzzy Systems Conference, 2007
This paper deals with aggregation operators. A new class of aggregation operators, called asymptotically idempotent, is introduced. A generalization of the basic notion of aggregation operator is provided, with an in-depth discussion of the notion of idempotency.
openaire   +4 more sources

SOS rule formats for idempotent terms and idempotent unary operators [PDF]

open access: yesThe Journal of Logic and Algebraic Programming, 2013
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Luca Aceto   +2 more
openaire   +2 more sources

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