Results 21 to 30 of about 25,524 (260)

Isospectral integrability analysis of dynamical systems on discrete manifolds [PDF]

open access: yesOpuscula Mathematica, 2012
It is shown how functional-analytic gradient-holonomic structures can be used for an isospectral integrability analysis of nonlinear dynamical systems on discrete manifolds. The approach developed is applied to obtain detailed proofs of the integrability
Denis Blackmore   +2 more
doaj   +1 more source

Controllability of nonlinear fractional delay dynamical systems with prescribed controls

open access: yesNonlinear Analysis, 2018
In this paper, we consider controllability of nonlinear fractional delay dynamical systems with prescribed controls. We firstly give the solution representation of the fractional delay dynamical systems using Laplace transform and Mittag–Leffler ...
Xiao Li Ding, Juan J. Nieto
doaj   +1 more source

Dark Type Dynamical Systems: The Integrability Algorithm and Applications

open access: yesAlgorithms, 2022
Based on a devised gradient-holonomic integrability testing algorithm, we analyze a class of dark type nonlinear dynamical systems on spatially one-dimensional functional manifolds possessing hidden symmetry properties and allowing their linearization on
Yarema A. Prykarpatsky   +3 more
doaj   +1 more source

Model-Free Geometric Fault Detection and Isolation for Nonlinear Systems Using Koopman Operator

open access: yesIEEE Access, 2022
This paper presents a model-free fault detection and isolation (FDI) method for nonlinear dynamical systems using Koopman operator theory and linear geometric technique.
Mohammadhosein Bakhtiaridoust   +3 more
doaj   +1 more source

Singular boundary value problems for quasi-differential equations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1995
Solutions are obtained of boundary value problems for Lny+f(x,L0y,…,Ln−2y), satisfying L2y(0)=Ln−1y(1)=0, 0≤i≤n−2, where Li, denotes the ith quasiderivative, and where f(x,y1,…,yn−1) has singularities at yi=0, 1≤i≤n−1.
Paul W. Eloe, Johnny Henderson
doaj   +1 more source

Different dimensional fractional-order discrete chaotic systems based on the Caputo h-difference discrete operator: dynamics, control, and synchronization

open access: yesAdvances in Difference Equations, 2020
The paper investigates control and synchronization of fractional-order maps described by the Caputo h-difference operator. At first, two new fractional maps are introduced, i.e., the Two-Dimensional Fractional-order Lorenz Discrete System (2D-FoLDS) and ...
Ibtissem Talbi   +6 more
doaj   +1 more source

Nonlinear Dynamics of the Climate System

open access: yes, 2004
The problem of climate change requires to attribute observed climate variations to natural sources of variability and anthropogenic forcing factors. Climate variability from the decadal over centennial to the millennial time scales and the transitions from glacials to interglacials are determined by strong nonlinear interactions between the changes in ...
Dethloff, K   +4 more
openaire   +2 more sources

Controllability of nonlinear fractional Langevin delay systems

open access: yesNonlinear Analysis, 2019
In this paper, we discuss the controllability of fractional Langevin delay dynamical systems represented by the fractional delay differential equations of order 0
Pitchaikkannu Suresh Kumar   +2 more
doaj   +1 more source

Dynamical Jumps in a Shape Memory Alloy Oscillator

open access: yesShock and Vibration, 2014
The dynamical response of systems with shape memory alloy (SMA) elements presents a rich behavior due to their intrinsic nonlinear characteristic. SMA’s nonlinear response is associated with both adaptive dissipation related to hysteretic behavior and ...
H. S. Oliveira   +2 more
doaj   +1 more source

Observability of Nonlinear Fractional Dynamical Systems

open access: yesAbstract and Applied Analysis, 2013
We study the observability of linear and nonlinear fractional differential systems of order ...
K. Balachandran   +4 more
doaj   +1 more source

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