Results 11 to 20 of about 1,948 (210)

Fluctuation relation and pairing rule for Lyapunov exponents of inertial particles in turbulence [PDF]

open access: yesJournal of Statistical Mechanics: Theory and Experiment, 2007
6 ...
Fouxon, Itzhak, Horvai, P��ter
openaire   +3 more sources

Stability of Switched Systems with Time-Varying Delays under State-Dependent Switching

open access: yesMathematics, 2022
This paper studies the stability of linear switched systems with time-varying delays and all unstable subsystems. According to the largest region function strategy, the state-dependent switching rule is designed.
Chao Liu, Xiaoyang Liu
doaj   +1 more source

Planar mixed flow and chaos: Lyapunov exponents and the conjugate-pairing rule [PDF]

open access: yesThe Journal of Chemical Physics, 2011
In this work we characterize the chaotic properties of atomic fluids subjected to planar mixed flow, which is a linear combination of planar shear and elongational flows, in a constant temperature thermodynamic ensemble. With the use of a recently developed nonequilibrium molecular dynamics algorithm, compatible and reproducible periodic boundary ...
Bernardi, Stefano   +3 more
openaire   +3 more sources

Covariant Lyapunov Vectors and Finite-Time Normal Modes for Geophysical Fluid Dynamical Systems

open access: yesEntropy, 2023
Dynamical vectors characterizing instability and applicable as ensemble perturbations for prediction with geophysical fluid dynamical models are analysed.
Jorgen S. Frederiksen
doaj   +1 more source

Reference design and comparative analysis of model reference adaptive control for steam turbine speed control [PDF]

open access: yesFME Transactions, 2020
This paper presents the mathematical modeling of the steam turbine unit with the fuzzy controller in an isolated operating condition, especially in nuclear power plants. The water level in the steam generator is one of the main causes for the shutdown of
Feyo Abu   +3 more
doaj  

Análisis de estabilidad de controladores borrosos tipo Mamdani mediante el cálculo del exponente de Lyapunov

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2015
Resumen: Determinar la estabilidad de los controladores, ya sea mediante simulaciones o mediante técnicas analíticas, es vital en su diseño e implantación. El método analítico de estabilidad en el sentido de Lyapunov requiere encontrar una función
Leonardo-Alonso Martínez Rivera   +2 more
doaj   +3 more sources

Improved synchronization criteria for fractional-order complex-valued neural networks via partial control

open access: yesAdvances in Difference Equations, 2020
In this article, without dividing a complex-valued neural network into two real-valued subsystems, the global synchronization of fractional-order complex-valued neural networks (FOCVNNs) is investigated by the Lyapunov direct method rather than the real ...
Hong-Li Li   +4 more
doaj   +1 more source

Master equation approach to the conjugate pairing rule of Lyapunov spectra for many-particle thermostated systems [PDF]

open access: yesPhysical Review E, 2002
The master equation approach to Lyapunov spectra for many-particle systems is applied to non-equilibrium thermostatted systems to discuss the conjugate pairing rule. We consider iso-kinetic thermostatted systems with a shear flow sustained by an external restriction, in which particle interactions are expressed as a Gaussian white randomness.
Taniguchi, Tooru, Morriss, Gary P.
openaire   +3 more sources

On the Validity of the Conjugate Pairing Rule for Lyapunov Exponents

open access: yesJournal of Statistical Physics, 1998
30 pages, 33 ps ...
Bonetto, F., Cohen, E. G. D., Pugh, C.
openaire   +3 more sources

Golden rule decay versus Lyapunov decay of the quantum Loschmidt echo

open access: yesPhysical Review E, 2001
The overlap of two wave functions evolving in time with slightly different Hamiltonians decays exponentially, for perturbation strengths greater than the level spacing. We present numerical evidence for a dynamical system that the decay rate is given by the smallest of the Lyapunov exponent of the classical chaotic dynamics and the level broadening ...
Beenakker, C.W.J.   +2 more
openaire   +5 more sources

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