Results 41 to 50 of about 864 (203)

Role of Homoclinic Breathers in the Interpretation of Experimental Measurements, With Emphasis on the Peregrine Breather

open access: yesFrontiers in Physics, 2022
A class of generalized homoclinic solutions of the nonlinear Schrödinger (NLS) equation in 1+1 dimensions is studied. These are homoclinic breathers that are shown to be derivable from the ratio of Riemann theta functions for the genus-2 solutions of ...
Alfred R. Osborne
doaj   +1 more source

On the hyperbolicity of homoclinic classes

open access: yesDiscrete and Continuous Dynamical Systems, 2009
We give a sufficient criterion for the hyperbolicity of a homoclinic class. More precisely, if the homoclinic class $H(p)$ admits a partially hyperbolic splitting $T_{H(p)}M=E^s\oplus_ ...
Christian Bonatti   +2 more
openaire   +1 more source

Homoclinic solutions for Hamiltonian system with impulsive effects

open access: yesAdvances in Difference Equations, 2018
In this article, we investigate a class of impulsive Hamiltonian systems with a p-Laplacian operator. By establishing a series of new sufficient conditions, the existence of homoclinic solutions to such type of systems is revealed.
Jian Liu   +3 more
doaj   +1 more source

Center Manifolds for Homoclinic Solutions [PDF]

open access: yes, 1995
In this article, center-manifold theory is developed for homoclinic solutions of ordinary differential equations or semilinear parabolic equations. A center manifold along a homoclinic solution is a locally invariant manifold containing all solutions ...
Sandstede, Björn, Björn Sandstede
core   +2 more sources

Nonperiodic Damped Vibration Systems with Asymptotically Quadratic Terms at Infinity: Infinitely Many Homoclinic Orbits

open access: yesAbstract and Applied Analysis, 2013
We study a class of nonperiodic damped vibration systems with asymptotically quadratic terms at infinity. We obtain infinitely many nontrivial homoclinic orbits by a variant fountain theorem developed recently by Zou.
Guanwei Chen
doaj   +1 more source

There are no proper topological hyperbolic homoclinic classes for area-preserving maps [PDF]

open access: yes, 2019
We begin by defining a homoclinic class for homeomorphisms. Then we prove that if a topological homoclinic class \Lambda associated to an area-preserving homeomorphism f on a surface M is topologically hyperbolic (i.e. has the shadowing and expansiveness
Torres, M. J.   +2 more
core   +1 more source

Bifurcation and chaos for piecewise nonlinear roll system of rolling mill

open access: yesAdvances in Mechanical Engineering, 2017
A non-smooth cold roll system of rolling mill is studied to reveal the bifurcation of the piecewise-smooth and discontinuous system. To examine the influence of the parameters on the dynamics, the bifurcation diagram is constructed when it is unperturbed.
Chundi Si   +3 more
doaj   +1 more source

Homoclinic solutions for second order Hamiltonian systems with general potentials near the origin

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2013
In this paper, we study the existence of infinitely many homoclinic solutions for a class of second order Hamiltonian systems with general potentials near the origin. Recent results from the literature are generalized and significantly improved.
Qingye Zhang
doaj   +1 more source

On the F-expanding of Homoclinic class

open access: yes, 2017
We establish a closing property for thin trapped homoclinic classes. Taking advantage of this property, we proved that if the homoclinic class $H(p)$ admits a dominated splitting $T_{H(p)}M=E\oplus_{
Wu, Wanlou, Li, Bo
openaire   +2 more sources

Homoclinic Orbits for a Class of Nonperiodic Hamiltonian Systems with Some Twisted Conditions

open access: yesAbstract and Applied Analysis, 2013
By the Maslov index theory, we will study the existence and multiplicity of homoclinic orbits for a class of asymptotically linear nonperiodic Hamiltonian systems with some twisted conditions on the Hamiltonian functions.
Qi Wang, Qingye Zhang
doaj   +1 more source

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