Results 11 to 20 of about 54,758 (206)

Mixed mode oscillations in the Bonhoeffer-van der Pol oscillator with weak periodic perturbation [PDF]

open access: yes, 2013
Following the paper of K. Shimizu et al. (2011) we consider the Bonhoeffer-van der Pol oscillator with non-autonomous periodic perturbation. We show that the presence of mixed mode oscillations reported in that paper can be explained using the ...
Kutafina, E.
core   +2 more sources

Early-Warning Signs for Pattern-Formation in Stochastic Partial Differential Equations [PDF]

open access: yes, 2014
There have been significant recent advances in our understanding of the potential use and limitations of early-warning signs for predicting drastic changes, so called critical transitions or tipping points, in dynamical systems.
Gowda, Karna, Kuehn, Christian
core   +2 more sources

On Norm-Based Estimations for Domains of Attraction in Nonlinear Time-Delay Systems [PDF]

open access: yes, 2020
For nonlinear time-delay systems, domains of attraction are rarely studied despite their importance for technological applications. The present paper provides methodological hints for the determination of an upper bound on the radius of attraction by ...
Gröll, Lutz   +2 more
core   +3 more sources

Understanding early indicators of critical transitions in power systems from autocorrelation functions

open access: yes, 2013
Many dynamical systems, including power systems, recover from perturbations more slowly as they approach critical transitions---a phenomenon known as critical slowing down.
Cotilla-Sanchez, Eduardo   +3 more
core   +1 more source

Dynamic analysis and Chaos control in a discrete predator-prey model with Holling type IV and nonlinear harvesting

open access: yesMiskolc Mathematical Notes
In this paper, we investigate the dynamical behavior of a two dimensional discretized prey predator system. The model is formulated in terms of difference equations and derived by using the higher-order implicit Runge Kutta method with a very small step ...
Karima Mokni, Mohamed Ch-Chaoui
doaj   +1 more source

The dynamics of a low-order coupled ocean-atmosphere model

open access: yes, 1998
A system of five ordinary differential equations is studied which combines the Lorenz-84 model for the atmosphere and a box model for the ocean. The behaviour of this system is studied as a function of the coupling parameters.
Opsteegh, T., van Veen, L., Verhulst, F.
core   +2 more sources

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

Topology and Homoclinic Trajectories of Discrete Dynamical Systems [PDF]

open access: yes, 2012
We show that nontrivial homoclinic trajectories of a family of discrete, nonautonomous, asymptotically hyperbolic systems parametrized by a circle bifurcate from a stationary solution if the asymptotic stable bundles Es(+{\infty}) and Es(-{\infty}) of ...
A. Abbondandolo   +24 more
core   +2 more sources

Dynamical Systems, Stability, and Chaos

open access: yes, 2007
In this expository and resources chapter we review selected aspects of the mathematics of dynamical systems, stability, and chaos, within a historical framework that draws together two threads of its early development: celestial mechanics and control ...
Ball, R., Holmes, P.
core   +2 more sources

Qualitative analysis of the dynamics of the time delayed Chua's circuit [PDF]

open access: yes, 1997
IEEE TRANS. CIRCUITS SYST.
Biey, Mario   +3 more
core   +1 more source

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