Results 11 to 20 of about 57 (38)

Topological entropy in totally disconnected locally compact groups [PDF]

open access: yes, 2016
Let $G$ be a topological group, let $\phi$ be a continuous endomorphism of $G$ and let $H$ be a closed $\phi$-invariant subgroup of $G$. We study whether the topological entropy is an additive invariant, that is, $$h_{top}(\phi)=h_{top}(\phi ...
Bruno, Anna Giordano, Virili, Simone
core   +2 more sources

Short time existence and uniqueness in Hölder spaces for the 2D dynamics of dislocation densities [PDF]

open access: yes, 2009
In this paper, we study the model of Groma and Balogh describing the dynamics of dislocation densities. This is a two-dimensional model where the dislocation densities satisfy a system of two transport equations.
El Hajj, Ahmad
core   +5 more sources

Multi Ping-Pong and an Entropy Estimate in Groups [PDF]

open access: yes, 2018
We provide an entropy estimate from below for a finitely generated group of transformation of a compact metric space which contains a ping-pong game with several players located anywhere in the ...
Candel   +7 more
core   +1 more source

Kac's chaos and Kac's program

open access: yes, 2013
In this note I present the main results about the quantitative and qualitative propagation of chaos for the Boltzmann-Kac system obtained in collaboration with C. Mouhot in \cite{MMinvent} which gives a possible answer to some questions formulated by Kac
Mischler, Stéphane
core   +2 more sources

Liderazgo y desempeño laboral en los funcionarios de banca pyme de Scotiabank Perú S.A.A., 2021 [PDF]

open access: yes, 2022
La revisión realizada sobre el estudio titulado Liderazgo y Desempeño Laboral en los funcionarios de Banca Pyme de Scotiabank Perú SAA, 2021, que contempló como propósito determinar la relación entre ambas variables y el contexto mencionado ...
Adanaque Juarez, Alex Ivan
core  

Entropy of continuous maps on quasi-metric spaces [PDF]

open access: yes, 2015
The category of metric spaces is a subcategory of quasi-metric spaces. In this paper the notion of entropy for the continuous maps of a quasi-metric space is extended via spanning and separated sets.
Moghayer, Saeed M.   +2 more
core  

Convexity of quasi-entropy type functions: Lieb's and Ando's convexity theorems revisited

open access: yes, 2012
Given a positive function $f$ on $(0,\infty)$ and a non-zero real parameter $\theta$, we consider a function $I_f^\theta(A,B,X)=Tr X^*(f(L_AR_B^{-1})R_B)^\theta(X)$ in three matrices $A,B>0$ and $X$. In the literature $\theta=\pm1$ has been typical.
Hiai, Fumio, Petz, Denes
core   +2 more sources

Quantitative and qualitative Kac's chaos on the Boltzmann's sphere

open access: yes, 2013
We investigate the construction of chaotic probability measures on the Boltzmann's sphere, which is the state space of the stochastic process of a many-particle system undergoing a dynamics preserving energy and momentum.
Carrapatoso, Kleber
core   +4 more sources

Global existence for a system of non-linear and non-local transport equations describing the dynamics of dislocation densities [PDF]

open access: yes, 2009
In this paper, we study the global in time existence problem for the Groma-Balogh model describing the dynamics of dislocation densities. This model is a two-dimensional model where the dislocation densities satisfy a system of transport equations such ...
A. Córdoba   +29 more
core   +8 more sources

Existence and uniqueness for a nonlinear parabolic/Hamilton-Jacobi coupled system describing the dynamics of dislocation densities [PDF]

open access: yes, 2007
We study a mathematical model describing the dynamics of dislocation densities in crystals. This model is expressed as a one-dimensional system of a parabolic equation and a first order Hamilton-Jacobi equation that are coupled together.
Ibrahim, Hassan
core   +3 more sources

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