Results 21 to 30 of about 57 (38)

Dimension and entropy in compact topological groups [PDF]

open access: yes, 2019
We study the topological entropy h(f) of continuous endomorphisms f of compact- like groups. More specifically, we consider the e-spectrum Etop(K) for a compact-like group K (namely, the set of all values h(f), when f runs over the set End(K) of all ...
Dikranjan, Dikran, Sanchis, Manuel
core   +1 more source

Ore localization of amenable monoid actions and applications towards entropy $-$ addition formulas and the bridge theorem

open access: yes, 2023
For a left action $S\overset{\lambda}{\curvearrowright}X$ of a cancellative right amenable monoid $S$ on a discrete Abelian group $X$, we construct its Ore localization $G\overset{\lambda^*}{\curvearrowright}X^*$, where $G$ is the group of left fractions
Bruno, Anna Giordano   +2 more
core   +1 more source

On rings of Darboux-like functions. From questions about the existence to discrete dynamical systems [PDF]

open access: yes, 2013
Udostępnienie publikacji Wydawnictwa Uniwersytetu Łódzkiego finansowane w ramach projektu „Doskonałość naukowa kluczem do doskonałości kształcenia”. Projekt realizowany jest ze środków Europejskiego Funduszu Społecznego w ramach Programu Operacyjnego ...
Korczak-Kubiak, Ewa   +2 more
core   +1 more source

Dinámica colectiva [PDF]

open access: yes, 2012
For a metric compact setXand a continuous mapf: X→X we consider the hyperspace2X of all closed and nonempty subsets of X with the Hausdorff metric, and the induced mapˆf:2X→2X.
Mendez Lango, Hector
core   +5 more sources

Entropy in Dynamic Systems [PDF]

open access: yes, 2019
In order to measure and quantify the complex behavior of real-world systems, either novel mathematical approaches or modifications of classical ones are required to precisely predict, monitor, and control complicated chaotic and stochastic processes ...
Awrejcewicz, Jan   +1 more
core   +1 more source

Limit free computation of entropy [PDF]

open access: yes, 2012
Various limit-free formulas are given for the computation of the algebraic and the topological entropy, respectively in the settings of endomorphisms of locally finite discrete groups and of continuous endomorphisms of totally disconnected compact groups.
Bruno, Anna Giordano, Dikranjan, Dikran
core   +2 more sources

Topological entropy for automorphisms of totally disconnected locally compact groups

open access: yes, 2014
We give a "limit-free formula" simplifying the computation of the topological entropy for topological automorphisms of totally disconnected locally compact groups.
Bruno, Anna Giordano
core  

Dynamics of dislocation densities in a bounded channel. Part II: existence of weak solutions to a singular Hamilton-Jacobi/parabolic strongly coupled system [PDF]

open access: yes, 2008
We study a strongly coupled system consisting of a parabolic equation and a singular Hamilton-Jacobi equation in one space dimension. This system describes the dynamics of dislocation densities in a material submitted to an exterior applied stress.
Ibrahim, H., Jazar, M., Monneau, R.
core   +4 more sources

Entropies of self-mappings of topological spaces with richer structures [PDF]

open access: yes, 1993
summary:For mappings $f\,:\, S\rightarrow S$, where $S$ is a merotopic space equipped with a diameter function, we introduce and examine an entropy, called the $\delta $-entropy.
Katětov, Miroslav
core  

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