[HTML][HTML] Review on computational methods for Lyapunov functions

P Giesl, S Hafstein - Discrete and Continuous Dynamical Systems …, 2015 - aimsciences.org
Lyapunov functions are an essential tool in the stability analysis of dynamical systems, both
in theory and applications. They provide sufficient conditions for the stability of equilibria or …

Automated-sampling-based stability verification and DOA estimation for nonlinear systems

R Bobiti, M Lazar - IEEE Transactions on Automatic Control, 2018 - ieeexplore.ieee.org
This paper develops a new sampling-based method for stability verification of piecewise
continuous nonlinear systems via Lyapunov functions. Depending on the nonlinear system …

Data-driven computational methods for the domain of attraction and Zubov's equation

W Kang, K Sun, L Xu - IEEE Transactions on Automatic Control, 2023 - ieeexplore.ieee.org
This article deals with a special type of Lyapunov functions, namely the solution of Zubov's
equation. Such a function can be used to characterize the exact boundary of the domain of …

Computation of Lyapunov functions for nonlinear differential equations via a Massera-type construction

AI Doban, M Lazar - IEEE Transactions on Automatic Control, 2017 - ieeexplore.ieee.org
An approach for computing Lyapunov functions for nonlinear continuous-time differential
equations is developed via a new, Massera-type construction. This construction is enabled …

[PDF][PDF] Computation of Lyapunov functions for systems with multiple local attractors

J Björnsson, P Giesl, SF Hafstein… - Discrete and …, 2015 - pdfs.semanticscholar.org
We present a novel method to compute Lyapunov functions for continuous-time systems with
multiple local attractors. In the proposed method one first computes an outer approximation …

Analysing dynamical systems towards computing complete Lyapunov functions

C Argáez, P Giesl, S Hafstein - 2017 - sussex.figshare.com
Ordinary differential equations arise in a variety of applications, including eg climate
systems, and can exhibit complicated dynamical behaviour. Complete Lyapunov functions …

[PDF][PDF] Iterative Construction of Complete Lyapunov Functions.

C Argáez, P Giesl, SF Hafstein - SIMULTECH, 2018 - pdfs.semanticscholar.org
Dynamical systems describe the evolution of quantities governed by differential equations.
Hence, they represent a very powerful prediction tool in many disciplines such as physics …

[PDF][PDF] Positively Invariant Sets for ODEs and Numerical Integration.

P Giesl, SF Hafstein, I Mehrabinezhad - ICINCO (1), 2023 - scitepress.org
We show that for an ordinary differential equation (ODE) with an exponentially stable
equilibrium and any compact subset of its basin of attraction, we can find a larger compact …

Computing continuous and piecewise affine Lyapunov functions for nonlinear systems

SF Hafstein, CM Kellett, H Li - Journal of Computational Dynamics, 2016 - aimsciences.org
We present a numerical technique for the computation of a Lyapunov function for nonlinear
systems with an asymptotically stable equilibrium point. The proposed approach constructs …

Efficient computation of Lyapunov functions for nonlinear systems by integrating numerical solutions

SF Hafstein, A Valfells - Nonlinear Dynamics, 2019 - Springer
A strict Lyapunov function for an equilibrium of a dynamical system asserts its asymptotic
stability and gives a lower bound on its basin of attraction. For nonlinear systems, the explicit …