Results 21 to 30 of about 12,108,737 (322)

Lyapunov-Net: A Deep Neural Network Architecture for Lyapunov Function Approximation [PDF]

open access: yesIEEE Conference on Decision and Control, 2021
We develop a versatile deep neural network architecture, called Lyapunov-Net, to approximate Lyapunov functions of dynamical systems in high dimensions. Lyapunov-Net guarantees positive definiteness, and thus can be easily trained to satisfy the negative
Nathan Gaby, Fumin Zhang, X. Ye
semanticscholar   +1 more source

Kernel Machine to Estimate a Lyapunov Function and Region of Attraction (ROA) for Nonlinear Systems

open access: yesIEEE Access, 2023
The Lyapunov theory establishes the fundamental details to determine the stability and the Lyapunov function associated with an equilibrium point of a nonlinear system.
Afroza Shirin   +2 more
doaj   +1 more source

On perturbing lyapunov functions [PDF]

open access: yesMathematical Systems Theory, 1976
A new idea of perturbing Lyapunov functions is presented which permits one to discuss nonuniform properties of solutions of differential equations under weaker ...
V. Lakshmikantham, S. Leela
openaire   +2 more sources

Global asymptotic stabilization of a pendulum using a single Lyapunov proportional bang-bang control strategy

open access: yesMeasurement + Control, 2023
The existence of a Lyapunov function is known to ensure either local or global stability of a system’s equilibrium state. Inspired by the control-Lyapunov method, we here construct a Lyapunov candidate function by analyzing a pendulum system’s total ...
Martinius Knudsen   +3 more
doaj   +1 more source

Stability of the Vallis System

open access: yesСовременные информационные технологии и IT-образование, 2022
In this paper, a variational method is proposed for obtaining the necessary (and sufficient) stability conditions for perturbed solutions of the system of Vallis equations.
Vladimir Nefedov   +2 more
doaj   +1 more source

Stability of the Lorentz System

open access: yesСовременные информационные технологии и IT-образование, 2021
In this paper, a variational method is proposed for obtaining the necessary (and sufficient) stability conditions for perturbed solutions of the system of Lorentz equations.
Vasiliy Tikhomirov   +3 more
doaj   +1 more source

A Novel Method for Optimal Control of Piecewise Affine Systems Using Semi-Definite Programming [PDF]

open access: yesInternational Journal of Industrial Electronics, Control and Optimization, 2020
: In this paper, a novel optimal control design method by discontinuous quadratic Lyapunov function and continuous quadratic Lyapunov function for 2-dimensional piecewise affine systems via semi-definite programming and LMI constraints is proposed.In ...
Majid Akbarian   +2 more
doaj   +1 more source

Lyapunov function for cosmological dynamical system

open access: yesDemonstratio Mathematica, 2017
We prove the asymptotic global stability of the de Sitter solution in the Friedmann-Robertson-Walker conservative and dissipative cosmology. In the proof we construct a Lyapunov function in an exact form and establish its relationship with the first ...
Szydłowski Marek, Krawiec Adam
doaj   +1 more source

Determining the domain of attraction of hybrid non–linear systems using maximal Lyapunov functions [PDF]

open access: yes, 2010
summary:In this article a method is presented to find systematically the domain of attraction (DOA) of hybrid non-linear systems. It has already been shown that there exists a sequence of special kind of Lyapunov functions $V_n$ in a rational functional ...
Hangos, Katalin M.   +3 more
core   +1 more source

Dynamic Lyapunov functions

open access: yesAutomatica, 2011
Abstract Lyapunov functions are a fundamental tool to investigate the stability properties of equilibrium points in linear or nonlinear systems. Unfortunately, even if the existence of Lyapunov functions for asymptotically stable equilibrium points is guaranteed by converse Lyapunov theorems, the actual computation of the analytic expression of the ...
Sassano M., Astolfi A.
openaire   +3 more sources

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