Results 11 to 20 of about 28,735,040 (303)

Approximate Analytical Three-Dimensional Multiple Time Scales Solution to a Circular Restricted Three-Body Problem

open access: yesAdvances in Astronomy, 2020
We illustrate the chaotic nature of the circular restricted three-body problem from the perspective of the bifurcation diagram with respect to the mass ratio parameter.
Fabao Gao, Yongqing Wang
doaj   +2 more sources

Stability approach for periodic delay Mathieu equation by the He- multiple-scales method

open access: yesAlexandria Engineering Journal, 2018
In the present work, the version of homotopy perturbation included time-scales is applied to the governing equation of time-periodic delay Mathieu equation. Periodical structure for the amplitude of the zero-order perturbation is constructed.
Yusry O. El-Dib
doaj   +2 more sources

Non-Abelian Kubo Formula and the Multiple Time-Scale Method [PDF]

open access: yesAnnals of Physics, 1996
The non-Abelian Kubo formula is derived from the kinetic theory. That expression is compared with the one obtained using the eikonal for a Chern-Simons theory. The multiple time-scale method is used to solve the non-Abelian Kubo formula, and the damping rate for longitudinal color waves is computed.
Zhang, Xiaofei, Li, Jiarong
openaire   +3 more sources

On Simulating Flows with Multiple Time Scales Using a Method of Averages [PDF]

open access: yesTheoretical and Computational Fluid Dynamics, 1997
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Nadiga, B. T.   +3 more
openaire   +1 more source

A Multiple Time Scales Rolling Coordinative Dispatching Method for an Island Microgrid with High Proportion Tidal Current Energy Access and Demand Response Resources

open access: yesEnergies, 2022
Currently, the ocean energy strategy is rapidly developing, and a high proportionate tidal current energy grid connection presents significant obstacles to the planning and secure and stable operation of an island microgrid.
Yani Ouyang   +3 more
doaj   +1 more source

The method of variation of constants and multiple time scales in orbital mechanics [PDF]

open access: yesChaos: An Interdisciplinary Journal of Nonlinear Science, 2003
The method of variation of constants is an important tool used to solve systems of ordinary differential equations, and was invented by Euler and Lagrange to solve a problem in orbital mechanics. This methodology assumes that certain “constants” associated with a homogeneous problem will vary in time in response to an external force. It also introduces
Newman, William I., Efroimsky, Michael
openaire   +3 more sources

Real-Time Simulation of Fluid Power Systems Containing Small Oil Volumes, Using the Method of Multiple Scales

open access: yesIEEE Access, 2020
Machinery devices often consist of mechanical mechanisms that are actuated by fluid power systems. In many applications, the mechanical system can be modelled and analysed in terms of the multi-body system dynamics.
Mehran Kiani-Oshtorjani   +4 more
doaj   +1 more source

Characteristics and Impacts of Water–Thermal Variation on Grain Yield in the Henan Province, China, on Multiple Time Scales

open access: yesAgronomy, 2023
Water and thermal resources are changing significantly because of climate change, further affecting important crops, such as grains, worldwide. Previous studies on climate change trends and their impacts on grain yield were mainly conducted on a single ...
Xuefang Feng   +5 more
doaj   +1 more source

On the Reconstitution Problem in the Multiple Time-Scale Method

open access: yesNonlinear Dynamics, 1999
The authors consider general systems of the form \(\ddot q+F(q, \dot q,t;\mu)=0\), where \(\mu\) is a vector containing small physical quantities, or small deviations from the critical values of other parameters. A perturbation parameter \(\varepsilon\) is introduced by the equation \(\mu= \varepsilon \widehat\mu\), \(\widehat\mu= O(1)\), then the ...
LUONGO, Angelo, Paolone A.
openaire   +5 more sources

Divided and A-Divided Differences on Time Scales

open access: yes, 2023
In this chapter, the divided differences and cr-divided differences on time scales are introduced. The Newton and cr-Newton interpolation polynomial are constructed. In addition, the Hermite interpolation polynomial on time scales is constructed by using
Erhan,I.M.   +2 more
core   +1 more source

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