Results 41 to 50 of about 4,997,800 (374)

STABILITY AND STABILIZATION OF NONLINEAR DYNAMICAL SYSTEMS

open access: yesASEAN Journal on Science and Technology for Development, 2017
Exponential and asymptotic stability for a class of nonlinear dynamical systems with uncertainties is investigated.  Based on the stability of the nominal system, a class of bounded continuous feedback controllers is constructed.  By such a class of controllers, the results guarantee exponential and asymptotic stability of uncertain nonlinear dynamical
Pairote Sattayatham   +2 more
openaire   +4 more sources

Stability Problems and Analytical Integration for the Clebsch’s System

open access: yesOpen Mathematics, 2019
The nonlinear stability and the existence of periodic orbits of the equilibrium states of the Clebsch’s system are discussed.. Numerical integration using the Lie-Trotter integrator and the analytic approximate solutions using Multistage Optimal Homotopy
Pop Camelia, Ene Remus-Daniel
doaj   +1 more source

Small-amplitude nonlinear modes under the combined effect of the parabolic potential, nonlocality and ${\cal PT}$ symmetry

open access: yes, 2016
We consider nonlinear modes of the nonlinear Schr\"odinger equation with a nonlocal nonlinearity and an additional PT-symmetric parabolic potential.
Konotop, Vladimir V.   +1 more
core   +2 more sources

Mathematical model analysis of nonlinear control systems of power turbines operating in condensation mode

open access: yesPhysical Sciences and Technology, 2021
The work is dedicated to modeling&turbine control systems and studying the stability of a nonlinear system. The dynamics of the turbine regulation system is described by a nonlinear&system of four differential equations.
Zh. T. Bitaeva, Z. N. Murzabekov
doaj   +3 more sources

Stability problems and numerical integration on the Lie group SO(3) × R3 × R3

open access: yesOpen Mathematics, 2018
The paper is dealing with stability problems for a nonlinear system on the Lie group SO(3) × R3 × R3. The approximate analytic solutions of the considered system via Optimal Homotopy Asymptotic Method are presented, too.
Pop Camelia, Ene Remus-Daniel
doaj   +1 more source

Global stability of positive standard and fractional nonlinear feedback systems [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
The global stability of positive continuous-time standard and fractional order nonlinear feedback systems is investigated. New sufficient conditions for the global stability of these classes of positive nonlinear systems are established.
T. Kaczorek
doaj   +1 more source

Testing the nonlinear stability of Kerr-Newman black holes [PDF]

open access: yes, 2014
The nonlinear stability of Kerr-Newman black holes (KNBHs) is investigated by performing numerical simulations within the full Einstein-Maxwell theory. We take as initial data a KNBH with mass M, angular momentum to mass ratio a and charge Q.
M. Zilhão   +4 more
semanticscholar   +1 more source

Systematic Review of Geometrical Approaches and Analytical Integration for Chen’s System

open access: yesMathematics, 2020
The main goal of this paper is to present an analytical integration in connection with the geometrical frame given by the Hamilton–Poisson formulation of a specific case of Chen’s system. In this special case we construct an analytic approximate solution
Remus-Daniel Ene   +2 more
doaj   +1 more source

Nonlinear Hydrodynamic Stability

open access: yesPhysical Review Letters, 1998
3 pages, 1 eps ...
openaire   +3 more sources

Stability of Compacton Solutions of Fifth-Order Nonlinear Dispersive Equations

open access: yes, 2000
We consider fifth-order nonlinear dispersive $K(m,n,p)$ type equations to study the effect of nonlinear dispersion. Using simple scaling arguments we show, how, instead of the conventional solitary waves like solitons, the interaction of the nonlinear ...
Avinash Khare   +3 more
core   +1 more source

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