Results 11 to 20 of about 1,359 (222)

Homoclinic Solutions for a Class of Nonlinear Difference Equations [PDF]

open access: yesJournal of Applied Mathematics, 2014
We prove the existence of homoclinic solutions of a class of nonlinear difference equations with superlinear nonlinearity by using the generalized Nehari manifold approach.
Ali Mai, Zhan Zhou
doaj   +3 more sources

Global Continuation of Homoclinic Solutions [PDF]

open access: greenZeitschrift für Analysis und ihre Anwendungen, 2018
When extending bifurcation theory of dynamical systems to nonautonomous problems, it is a central observation that hyperbolic equilibria persist as bounded entire solutions under small temporally varying perturbations. In this paper, we abandon the smallness assumption and aim to investigate the global structure of the entity of all such bounded entire
Christian Pötzsche, Robert Skiba
openalex   +4 more sources

Fast homoclinic solutions for damped vibration problems under local conditions [PDF]

open access: goldJournal of Inequalities and Applications
In this paper, we study the fast homoclinic solutions for the following damped vibration problems u ¨ ( t ) + q ( t ) u ˙ ( t ) − L ( t ) u ( t ) + ∇ W ( t , u ( t ) ) = 0 $\ddot{u}(t)+q(t)\dot{u}(t)-L(t)u(t)+\nabla W(t,u(t))=0$ , ∀ t ∈ R $\forall t \in \
Wen-Kai Li   +3 more
doaj   +2 more sources

Existence and Uniqueness of Homoclinic Solution for a Class of Nonlinear Second-Order Differential Equations [PDF]

open access: goldJournal of Applied Mathematics, 2012
The authors study the existence and uniqueness of a set with 2kT-periodic solutions for a class of second-order differential equations by using Mawhin's continuation theorem and some analysis methods, and then a unique homoclinic orbit is obtained as a ...
Lijuan Chen, Shiping Lu
doaj   +2 more sources

Existence problems for homoclinic solutions

open access: yesAbstract and Applied Analysis, 2002
The problem x˙=f(t,x), x(−∞)=x(+∞), where x(±∞):=limt→±∞x(t)∈ℝn, is considered. Some existence results for this problem are established using the fixed point method and topological degree theory.
Cezar Avramescu
doaj   +4 more sources

Homoclinic solutions for n-dimensional p-Laplacian neutral differential systems with a time-varying delay [PDF]

open access: goldAdvances in Difference Equations, 2018
In this paper, we investigate the existence of a set with 2kT $2kT$-periodic solutions for n-dimensional p-Laplacian neutral differential systems with a time-varying delay (φp(u(t)−Cu(t−τ))′)′+ddt∇F(u(t))+G(u(t−γ(t)))=ek(t) $(\varphi_{p}(u(t)-Cu(t-\tau ))
Fang Gao, Wenbin Chen
doaj   +2 more sources

Multiplicity of Homoclinic Solutions for Fractional Hamiltonian Systems with Subquadratic Potential

open access: yesEntropy, 2017
In this paper, we study the existence of homoclinic solutions for the fractional Hamiltonian systems with left and right Liouville–Weyl derivatives. We establish some new results concerning the existence and multiplicity of homoclinic solutions for the ...
Neamat Nyamoradi   +3 more
doaj   +3 more sources

Bifurcation of Homoclinic Solutions for Hamiltonian Systems

open access: bronzeZeitschrift für Analysis und ihre Anwendungen, 2002
We consider the Hamiltonian system Ju'(x) + Mu(x) – \bigtriangledown _u F(x,u(x)) = \lambda u(x). Using variational methods obtained by Stuart on the one hand and by Giacomoni and Jeanjean on the other, we get bifurcation results for homoclinic solutions by imposing ...
Robert Joosten
openalex   +3 more sources

Existence and multiplicity of homoclinic solutions for a difference equation

open access: yesElectronic Journal of Differential Equations, 2020
The aim of this article is to obtain homoclinic solutions for a discrete problem involving p-Laplacian. We prove the existence of at least one, two and three solutions for the problem. Our approach is based on variational methods.
Shapour Heidarkhani   +2 more
doaj   +4 more sources

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