Results 1 to 10 of about 216 (148)

Spreadability for Quantum Stochastic Processes, with an Application to Boolean Commutation Relations [PDF]

open access: yesEntropy, 2020
In order to manage spreadability for quantum stochastic processes, we study in detail the structure of the involved monoids acting on the index-set of all integers Z , that is that generated by left and right hand-side partial shifts, the monoid of ...
Vitonofrio Crismale   +2 more
doaj   +2 more sources

Monoid Valuations and Value Ordered Supervaluations [PDF]

open access: yesCommunications in Algebra, 2015
We complement two papers on supertropical valuation theory ([IKR1],[IKR2]) by providing natural examples of m-valuations (= monoid valuations), after that of supervaluations and transmissions between them. The supervaluations discussed have values in totally ordered supertropical semirings, and the transmissions discussed respect the orderings.
Zur Izhakian   +2 more
exaly   +3 more sources

Ordered left PP monoids

open access: yesMathematica Slovaca, 2014
Abstract An ordered monoid S in which every principal left ideal, regarded as an S-poset, is projective is called an ordered left PP monoid, for short, an ordered lpp monoid. In this paper, we introduce a new kind of ordered relations instead of Green relations adopted by J. B. Fountain, ordered lpp monoids are described by these ordered
Xiaoping Shi
exaly   +2 more sources

S-acts over a Well-ordered Monoid with Modular Congruence Lattice

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2021
This work relates to the structural act theory. The structural theory includes the description of acts over certain classes of monoids or having certain properties, for example, satisfying some requirement for the congruence lattice.
A.A. Stepanova
doaj   +1 more source

Representations of bornologies

open access: yesApplied General Topology, 2022
Bornologies abstract the properties of bounded sets of a metric space. But there are unbounded bornologies on a metric space like $\mathcal{P}(\RR)$ with the Euclidean metric.
Homeira Pajoohesh
doaj   +1 more source

Endo-Noetherian Skew Generalized Power Series Rings [PDF]

open access: yesAssiut University Journal of Multidisciplinary Scientific Research, 2023
Endo-Noetherian modules were introduced by A. Kaidi and E. Sanchez] as a generalization of Noetherian modules. A left Ɍ-module M which satisfies the ascending chain condition for endomorphic kernels is said to be endo-Noetherian.
Ramy Abdel-Khaleq   +2 more
doaj   +1 more source

Primitive orthogonal idempotents for R-trivial monoids [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2011
We construct a recursive formula for a complete system of primitive orthogonal idempotents for any R-trivial monoid. This uses the newly proved equivalence between the notions of R-trivial monoid and weakly ordered monoid.
Chris Berg   +3 more
doaj   +1 more source

A Categorical Approach to Syntactic Monoids [PDF]

open access: yesLogical Methods in Computer Science, 2018
The syntactic monoid of a language is generalized to the level of a symmetric monoidal closed category $\mathcal D$. This allows for a uniform treatment of several notions of syntactic algebras known in the literature, including the syntactic monoids of ...
Jiří Adamek   +2 more
doaj   +1 more source

The Ring Homomorphisms of Matrix Rings over Skew Generalized Power Series Rings

open access: yesCauchy: Jurnal Matematika Murni dan Aplikasi, 2021
Let  M_n (R_1 [[S_1,≤_1,ω_1]]) and M_n (R_2 [[S_2,≤_2,ω_2]]) be a matrix rings over skew generalized power series rings, where R_1,R_2 are commutative rings with an identity element, (S_1,≤_1 ),(S_2,≤_2 ) are strictly ordered monoids, ω_1:S_1→End(R_1 ),〖
Ahmad Faisol, Fitriani Fitriani
doaj   +1 more source

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