Results 31 to 40 of about 5,568 (185)

Global bifurcation of homoclinic trajectories of discrete dynamical systems [PDF]

open access: yes, 2012
We prove the existence of an unbounded connected branch of nontrivial homoclinic trajectories of a family of discrete nonautonomous asymptotically hyperbolic systems parametrized by a circle under assumptions involving the topological properties of the ...
A. Abbondandolo   +20 more
core   +2 more sources

Rich Variety of Bifurcations and Chaos in a Variant of Murali-Lakshmanan-Chua Circuit [PDF]

open access: yes, 2000
A very simple nonlinear parallel nonautonomous LCR circuit with Chua's diode as its only nonlinear element, exhibiting a rich variety of dynamical features, is proposed as a variant of the simplest nonlinear nonautonomous circuit introduced by Murali ...
Lakshmanan, M.   +2 more
core   +3 more sources

Breathers in inhomogeneous nonlinear lattices: an analysis via centre manifold reduction [PDF]

open access: yes, 2007
We consider an infinite chain of particles linearly coupled to their nearest neighbours and subject to an anharmonic local potential. The chain is assumed weakly inhomogeneous. We look for small amplitude discrete breathers.
Bernardo Sánchez-rey B   +3 more
core   +5 more sources

Entropy of Nonautonomous Dynamical Systems [PDF]

open access: yes, 2018
Different notions of entropy play a fundamental role in the classical theory of dynamical systems. Unlike many other concepts used to analyze autonomous dynamics, both measure-theoretic and topological entropy can be extended quite naturally to discrete-time nonautonomous dynamical systems given in the process formulation.
openaire   +2 more sources

Regularity and Exponential Growth of Pullback Attractors for Semilinear Parabolic Equations Involving the Grushin Operator

open access: yesAbstract and Applied Analysis, 2012
Considered here is the first initial boundary value problem for a semilinear degenerate parabolic equation involving the Grushin operator in a bounded domain Ω.
Nguyen Dinh Binh
doaj   +1 more source

Topological entropy of nonautonomous dynamical systems [PDF]

open access: yesJournal of Differential Equations, 2020
Let $\mathcal{M}(X)$ be the space of Borel probability measures on a compact metric space $X$ endowed with the weak$^\ast$-topology. In this paper, we prove that if the topological entropy of a nonautonomous dynamical system $(X,\{f_n\}_{n=1}^{+\infty})$ vanishes, then so does that of its induced system $(\mathcal{M}(X),\{f_n\}_{n=1}^{+\infty ...
Liu, Kairan, Qiao, Yixiao, Xu, Leiye
openaire   +2 more sources

The Study of Identification Method for Dynamic Behavior of High-Dimensional Nonlinear System

open access: yesShock and Vibration, 2019
The dynamic behavior of nonlinear systems can be concluded as chaos, periodicity, and the motion between chaos and periodicity; therefore, the key to study the nonlinear system is identifying dynamic behavior considering the different values of the ...
Pan Fang   +4 more
doaj   +1 more source

A Billingsley type theorem for Bowen topological entropy of nonautonomous dynamical systems

open access: yesOpen Mathematics, 2022
This article is devoted to the study of the Bowen topological entropy for nonautonomous dynamical systems, which is an extension of the classical definition of Bowen topological entropy. We show that the Bowen topological entropy can be determined by the
Zhang Bin, Liu Lei
doaj   +1 more source

Production of squeezed state of single mode cavity field by the coupling of squeezed vacuum field reservoir in nonautonomous case

open access: yes, 2005
The dissipative and decoherence properties as well as the asymptotic behavior of the single mode electromagnetic field interacting with the time-dependent squeezed vacuum field reservoir are investigated in detail by using the algebraic dynamical method.
An Jun-Hong   +14 more
core   +1 more source

Attractors for the nonlinear elliptic boundary value problems and their parabolic singular limit [PDF]

open access: yes, 2011
We apply the dynamical approach to the study of the second order semi-linear elliptic boundary value problem in a cylindrical domain with a small parameter at the second derivative with respect to the "time" variable corresponding to the axis of the ...
Vishik, Mark I., Zelik, Sergey V.
core   +2 more sources

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