Results 61 to 70 of about 35,466 (285)

Multiple Bifurcations in the Periodic Orbit around Eros [PDF]

open access: yesAstrophysics and space science (2016), 2016
We investigate the multiple bifurcations in periodic orbit families in the potential field of a highly irregular-shaped celestial body. Topological cases of periodic orbits and four kinds of basic bifurcations in periodic orbit families are studied. Multiple bifurcations in periodic orbit families consist of four kinds of basic bifurcations.
arxiv   +1 more source

Predicting non-stationary and stochastic activation of saddle-node bifurcation in non-smooth dynamical systems

open access: yesVolume 2: Modeling, Simulation and Control; Bio-Inspired Smart Materials and Systems; Energy Harvesting, 2016
Saddle-node bifurcation can cause dynamical systems undergo large and sudden transitions in their response, which is very sensitive to stochastic and non-stationary influences that are unavoidable in practical applications.
Jin-Ki Kim, R. Harne, Kon-Well Wang
semanticscholar   +1 more source

Accumulating regions of winding periodic orbits in optically driven lasers [PDF]

open access: yes, 2001
We investigate the route to locking in class B lasers subject to optically injected light for injection strengths and detunings near a codimension-two saddle-node Hopf point.
Krauskopf, B, Wieczorek, Sebastian
core   +2 more sources

Bifurcation, chaos, and voltage collapse in power systems [PDF]

open access: yes, 1995
A model of a power system with load dynamics is studied by investigating qualitative changes in its behavior as the reactive power demand at a load bus is increased.
Tan, ChinWoo   +3 more
core   +1 more source

Unified model of voltage/current mode control to predict saddle-node bifurcation [PDF]

open access: yesarXiv.org, 2012
A unified model of voltage mode control (VMC) and current mode control (CMC) is proposed to predict the saddle-node bifurcation (SNB). Exact SNB boundary conditions are derived, and can be further simplified in various forms for design purpose.
C. Fang
semanticscholar   +1 more source

Dynamics of a Discrete Leslie–Gower Model with Harvesting and Holling-II Functional Response

open access: yesMathematics, 2023
Recently, Christian Cortés García proposed and studied a continuous modified Leslie–Gower model with harvesting and alternative food for predator and Holling-II functional response, and proved that the model undergoes transcritical bifurcation, saddle ...
Chen Zhang, Xianyi Li
doaj   +1 more source

Dynamics of a Filippov epidemic model with limited hospital beds

open access: yesMathematical Biosciences and Engineering, 2018
A Filippov epidemic model is proposed to explore the impact of capacity and limited resources of public health system on the control of epidemic diseases.
Aili Wang, Yanni Xiao, Huaiping Zhu
doaj   +1 more source

Complex dynamics and Bogdanov-Takens bifurcations in a retarded van der Pol-Duffing oscillator with positional delayed feedback

open access: yesMathematical Biosciences and Engineering, 2023
In this article, we will investigate a retarded van der Pol-Duffing oscillator with multiple delays. At first, we will find conditions for which Bogdanov-Takens (B-T) bifurcation occurs around the trivial equilibrium of the proposed system.
Mohammad Sajid   +3 more
doaj   +1 more source

Stokes flows in a two-dimensional bifurcation [PDF]

open access: yes, 2023
The flow network model is an established approach to approximate pressure-flow relationships in a bifurcating network, and has been widely used in many contexts. Existing models typically assume unidirectional flow and exploit Poiseuille's law, and thus neglect the impact of bifurcation geometry and finite-sized objects on the flow.
arxiv   +1 more source

Bifurcation of an Orbit Homoclinic to a Hyperbolic Saddle of a Vector Field in R4

open access: yesDiscrete Dynamics in Nature and Society, 2015
We perform a bifurcation analysis of an orbit homoclinic to a hyperbolic saddle of a vector field in R4. We give an expression of the gap between returning points in a transverse section by renormalizing system, through which we find the existence of ...
Tiansi Zhang, Dianli Zhao
doaj   +1 more source

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