Results 21 to 30 of about 646 (172)

Three Homoclinic Solutions for Second-Order -Laplacian Differential System

open access: yesAbstract and Applied Analysis, 2013
We consider second-order -Laplacian differential system. By using three critical points theorem, we establish the new criterion to guarantee that this -Laplacian differential system has at least three homoclinic solutions.
Jia Guo, Bin-Xiang Dai
doaj   +1 more source

Multiple solutions of nonlinear boundary value problems with oscillatory solutions

open access: yesMathematical Modelling and Analysis, 2006
We consider two second order autonomous differential equations with critical points, which allow the detection of an exact number of solutions to the Dirichlet boundary value problem.
S. Ogorodnikova, F. Sadyrbaev
doaj   +1 more source

Bursting Oscillations in Shimizu-Morioka System with Slow-Varying Periodic Excitation

open access: yesShock and Vibration, 2018
The coupling effect of two different frequency scales between the exciting frequency and the natural frequency of the Shimizu-Morioka system with slow-varying periodic excitation is investigated.
Xindong Ma, Shuqian Cao
doaj   +1 more source

Homoclinic Points Calculation Method With Particle Swarm Optimization

open access: yesIEEE Access
This paper proposes a novel algorithm to accurately calculate the coordinates of homoclinic points observed in discrete-time dynamical systems. The proposed method is based on the particle swarm optimization method. Compared with the current methods, the
Tatsumi Makino   +3 more
doaj   +1 more source

Homoclinic orbits and Lie rotated vector fields

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2000
Based on the definition of Lie rotated vector fields in the plane, this paper gives the property of homoclinic orbit as parameter is changed and the singular points are fixed on Lie rotated vector fields.
Jie Wang, Chen Chen
doaj   +1 more source

Chaotic Dynamics of a Mixed Rayleigh–Liénard Oscillator Driven by Parametric Periodic Damping and External Excitations

open access: yesComplexity, 2021
In this paper, chaotic dynamics of a mixed Rayleigh–Liénard oscillator driven by parametric periodic damping and external excitations is investigated analytically and numerically.
Yélomè Judicaël Fernando Kpomahou   +3 more
doaj   +1 more source

Homoclinic points of algebraic $\mathbb {Z}^d$-actions [PDF]

open access: yesJournal of the American Mathematical Society, 1999
According to the authors' terminology an algebraic \(\mathbb Z^d\)-action is an action of \(\mathbb Z^d\) by continuous automorphisms on a compact abelian group. The purpose of the paper under review is to study the homoclinic points of algebraic \(\mathbb Z^d\)-actions. Let \(\alpha\) be an algebraic \(\mathbb Z^d\)-action on the compact abelian group
Lind, Douglas, Schmidt, Klaus
openaire   +1 more source

Exploring the Influence of Oblateness on Asymptotic Orbits in the Hill Three-Body Problem

open access: yesAppliedMath
We examine the modified Hill three-body problem by incorporating the oblateness of the primary body and focus on its asymptotic orbits. Specifically, we analyze and characterize homoclinic and heteroclinic connections associated with the collinear ...
Vassilis S. Kalantonis
doaj   +1 more source

Homoclinic points of mappings of the interval [PDF]

open access: yesProceedings of the American Mathematical Society, 1978
Let f be a continuous map of a closed interval I into itself. A point x ∈ I x \in I is called a homoclinic point of f if there is a peridoic point p of f such that x ≠ p , x x \ne p,x is in the unstable manifold of p, and p is in the orbit of x under
openaire   +2 more sources

Characterization of K-complexes and slow wave activity in a neural mass model.

open access: yesPLoS Computational Biology, 2014
NREM sleep is characterized by two hallmarks, namely K-complexes (KCs) during sleep stage N2 and cortical slow oscillations (SOs) during sleep stage N3.
Arne Weigenand   +4 more
doaj   +1 more source

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