Results 121 to 130 of about 760 (210)

Transformation Semigroups with the Deformed Multiplication

open access: yes, 2005
Pairwise non-isomorphic semigroups obtained from the finite inverse symmetric semigroup $\mathcal{IS}_n ,$ finite symmetric semigroup $\mathcal{T}_n$ and bicyclic semigroup by the deformed multiplication proposed by Ljapin are classified.
openaire   +3 more sources

DIRECT PRODUCT AND WREATH PRODUCT OF TRANSFORMATION SEMIGROUPS [PDF]

open access: yes, 2011
In this paper direct product and wreath product of transformation semigroups have been defined, and associativity of both the products and distributivity of wreath product over direct product have been ...
Kalyan Kumar Dey   +2 more
core  

On Some Transformation Semigroups [PDF]

open access: yesIndiana University Mathematics Journal, 1956
openaire   +2 more sources

Certain Equivalence Relations in Transformation Semigroups [PDF]

open access: yes, 1955
The general object of this thesis is to study certain equivalence relations defined on a semigroup, in particular, to study certain equivalence relations defined on semigroups of single-valued transformations.
Doss, Carol G
core   +1 more source

Non-Lorentzian supergravity and kinematical superalgebras

open access: yesJournal of High Energy Physics
In this paper, we present and classify the supersymmetric extensions of extended kinematical algebras, at the basis of non-Lorentzian physics theories.
Patrick Concha, Lucrezia Ravera
doaj   +1 more source

Completely regular semigroups as semigroups of partial transformations

open access: yesSemigroup Forum, 1994
Let \(S\) be a completely regular semigroup. The (right) Schützenberger representation of \(S\) is the morphism \(\rho: S \to {\mathcal P\mathcal T}(S)\), where for \(a \in S\), \(\rho_ a\) denotes right translation by \(a\), restricted to the principal ideal \(S a S\) that it generates.
openaire   +2 more sources

A Consideration on the Synchronization of Sequential Machines and the Transformation Semigroups. [PDF]

open access: yes, 1971
Following the previous report, this paper discusses the synchronization of sequential machines on the transformation semigroups which correspond to machines.
清木, 泰弌
core  

The ordinarization transform of a numerical semigroup and semigroups with a large number of intervals

open access: yesJournal of Pure and Applied Algebra, 2012
A numerical semigroup is said to be ordinary if it has all its gaps in a row. Indeed, it contains zero and all integers from a given positive one. One can define a simple operation on a non-ordinary semigroup, which we call here the ordinarization transform, by removing its smallest non-zero non-gap (the multiplicity) and adding its largest gap (the ...
openaire   +2 more sources

Domination parameters on Cayley digraphs of full transformation semigroups relative to Green’s equivalence L $\mathcal{L}$ -classes and their complements

open access: yesOpen Mathematics
Let T(X) be a full transformation semigroup on a nonempty set X. The Cayley digraph Γ of a semigroup T(X) with respect to the Green’s L $\mathcal{L}$ -class is a digraph with vertex set T(X) and two vertices α, β ∈ T(X) are adjacent as an arc (α, β ...
Chaiya Yanisa   +2 more
doaj   +1 more source

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