Results 51 to 60 of about 2,420 (83)

Further results on monoids acting on trees

open access: yes, 2011
This paper further develops the theory of arbitrary semigroups acting on trees via elliptic mappings. A key tool is the Lyndon-Chiswell length function L for the semigroup S which allows one to construct a tree T and an action of S on T via elliptic maps.
Rhodes, John, Silva, Pedro V.
core   +1 more source

Convolution, Separation and Concurrency [PDF]

open access: yes, 2014
A notion of convolution is presented in the context of formal power series together with lifting constructions characterising algebras of such series, which usually are quantales. A number of examples underpin the universality of these constructions, the
Dongol, Brijesh   +2 more
core  

A non-commutative generalization of Stone duality

open access: yes, 2009
We prove that the category of boolean inverse monoids is dually equivalent to the category of boolean groupoids. This generalizes the classical Stone duality between boolean algebras and boolean spaces.
Lawson, Mark V
core   +1 more source

Varieties of Restriction Semigroups and Varieties of Categories [PDF]

open access: yes, 2017
The variety of restriction semigroups may be most simply described as that generated from inverse semigroups (S, ·, −1) by forgetting the inverse operation and retaining the two operations x+ = xx−1 and x* = x−1x.
Jones, Peter
core   +1 more source

Absolutely closed semigroups. [PDF]

open access: yesRev R Acad Cienc Exactas Fis Nat A Mat
Banakh T, Bardyla S.
europepmc   +1 more source

Towards a mathematical framework for modelling cell fate dynamics. [PDF]

open access: yesJ Math Biol
Vittadello ST   +4 more
europepmc   +1 more source

Structured Dynamics in the Algorithmic Agent. [PDF]

open access: yesEntropy (Basel)
Ruffini G, Castaldo F, Vohryzek J.
europepmc   +1 more source

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