Results 101 to 110 of about 5,743 (240)

Heteroclinic orbits in plane dynamical systems.

open access: yes, 2002
The authors consider boundary value problem \[ \begin{cases} u'' = h (t, u, u'),\\ u (-\infty ) = 0, \quad u (+\infty ) = 1, \end{cases} \] where \(h\) is a continuous function and \(h (t, 0, 0) = h (t, 1, 0)=0\). There are established several conditions guaranteeing the existence and non-existence of the solution of the mentioned problem. The question
MALAGUTI, Luisa, C. Marcelli
openaire   +2 more sources

Heteroclinic orbits in a model for Langmuir circulations

open access: yesPhysics Letters A, 1985
Abstract Numerical studies of a 5-mode model for Langmuir circulations show the existence if two fundamentally different types of heteroclinic orbits and period-doubling bifurcations. The first is common to other models of competing instabilities; the second is quite new and appears to be related to the quintic Duffing equation.
openaire   +1 more source

Heteroclinic Chaos, Chaotic Itinerancy and Neutral Attractors in Symmetrical Replicator Equations with Mutations

open access: yes, 2000
A replicator equation with mutation processes is numerically studied. Without any mutations, two characteristics of the replicator dynamics are known: an exponential divergence of the dominance period, and hierarchical orderings of the attractors.
Chawanya T.   +11 more
core   +2 more sources

A Novel Lorenz-like Attractor and Stability and Equilibrium Analysis

open access: yesAxioms
This paper introduces a novel 3D periodically forced extended Lorenz-like system and illustrates a single thick two-scroll attractor with potential unboundedness whose time series of the second state variable present some certain random characteristics ...
Jun Pan   +3 more
doaj   +1 more source

Heteroclinic orbits for spatially periodic Hamiltonian systems [PDF]

open access: yesAnnales de l'Institut Henri Poincaré C, Analyse non linéaire, 1991
We study the existence of heteroclinic orbits for a Hamiltonian system \begin{align*} &\.{p} = −\mathrm{H}_{q}(p,q) \\ &\.{q} = \mathrm{H}_{p}(p,q) \end{align*} where the Hamiltonian is periodic in the space variable q
openaire   +2 more sources

Pseudo and true singularly degenerate heteroclinic cycles of a new 3D cubic Lorenz-like system

open access: yesResults in Physics
In contrast to the coexistence of infinitely many pseudo and true singularly degenerate heteroclinic cycles with nearby two-scroll hyperchaotic Lorenz-like attractors coined in four-dimensional systems, this note reports the ones with nearby bifurcated ...
Haijun Wang   +6 more
doaj   +1 more source

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