Results 91 to 100 of about 244 (163)

Fuzzy and Neutrosophic Sets in Semigroups

open access: yes, 2018
The first chapter, Characterizations of regular and duo semigroups based on int-soft set theory, investigates the relations among int-soft semigroup, int-soft (generalized) bi-ideal, int-soft quasi-ideal and int-soft interior ideal.
Jun, Young Bae   +2 more
core  

Some properties of Lorenzen ideal systems [PDF]

open access: yes, 2000
summary:Let $G$ be a partially ordered abelian group ($po$-group). The construction of the Lorenzen ideal $r_a$-system in $G$ is investigated and the functorial properties of this construction with respect to the semigroup $(R(G),\oplus ,\le )$ of all $r$
Močkoř, J.   +2 more
core  

On Numerical Semigroups Related To Covering Of Curves

open access: yes, 2015
We investigate arithmetical properties of a class of semigroups that includes those appearing as Weierstrass semigroups at totally ramified points of covering of curves.673344354Accola, R.D.M., On Castelnuovo's inequality for algebraic curves, I (1979 ...
Carvalho C., Torres F.
core   +1 more source

On the arithmetic of stable domains. [PDF]

open access: yesCommun Algebra, 2021
Bashir A, Geroldinger A, Reinhart A.
europepmc   +1 more source

Ternary semigroups of morphisms of objects in categories [PDF]

open access: yes, 1995
summary:In this paper the notion of a ternary semigroup of morphisms of objects in a category is introduced. The connection between an isomorphism of categories and an isomorphism of ternary semigroups of morphisms of suitable objects in these categories
Novotný, Miroslav   +3 more
core  

Soft Substructures in Quantales and Their Approximations Based on Soft Relations. [PDF]

open access: yesComput Intell Neurosci, 2022
Zhou H   +5 more
europepmc   +1 more source

Classifying Higher Rank Toeplitz Operators. [PDF]

open access: yes, 2007
To a higher rank directed graph (Λ, d), in the sense of Kumjian and Pask, 2000, one can associate natural noncommutative analytic Toeplitz algebras, both weakly closed and norm closed.
Power, S.C.
core  

A semigroup-theoretic linkage theory for relative ideals: principal and canonical links

open access: yes
We develop a semigroup-theoretic analogue of liaison for relative ideals of a numerical semigroup. Two parallel linkage notions are proposed: a theory based on translates of the semigroup and a theory based on translates of the canonical ideal.
openaire   +2 more sources

Soft Intersection Quasi-interior Ideals of Semigroups

open access: yes
It has been shown that generalizing the ideals of an algebraic structure is both interesting and beneficial for mathematicians. In this context, the concept of quasi-interior (Ԛꟾ) ideal was introduced as a generalization of quasi-ideal and interior ideal
Sezgin, Aslıhan   +1 more
core   +1 more source

Observables, maximal symmetric operators, POV measures and their applications in quantum mechanics

open access: yes, 2015
Approximate observables, their description in terms of POV measures and the subsequent extension of the orthodox notion of observable are examined.
Fountain, Robert H.
core  

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