Towards Learning and Verifying Maximal Lyapunov-Barrier Functions with a Zubov PDE Formulation

Fuente: arXiv
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Autori principali: Meng, Yiming, Liu, Jun
Natura: Preprint
Pubblicazione: 2025
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author Meng, Yiming
Liu, Jun
author_facet Meng, Yiming
Liu, Jun
contents Verifying stability and safety guarantees for nonlinear systems has received considerable attention in recent years. This property serves as a fundamental building block for specifying more complex system behaviors and control objectives. However, estimating the domain of attraction under safety constraints and constructing a Lyapunov-barrier function remain challenging tasks for nonlinear systems. To address this problem, we propose a Zubov PDE formulation with a Dirichlet boundary condition for autonomous nonlinear systems and show that a physics-informed neural network solution, once formally verified, can serve as a Lyapunov-barrier function that jointly certifies stability and safety. This approach extends existing converse Lyapunov-barrier theorems by introducing a PDE-based framework with boundary conditions defined on the safe set, yielding a near-optimal certified under-approximation of the true safe domain of attraction.
format Preprint
id arxiv_https___arxiv_org_abs_2511_09523
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Towards Learning and Verifying Maximal Lyapunov-Barrier Functions with a Zubov PDE Formulation
Meng, Yiming
Liu, Jun
Dynamical Systems
Verifying stability and safety guarantees for nonlinear systems has received considerable attention in recent years. This property serves as a fundamental building block for specifying more complex system behaviors and control objectives. However, estimating the domain of attraction under safety constraints and constructing a Lyapunov-barrier function remain challenging tasks for nonlinear systems. To address this problem, we propose a Zubov PDE formulation with a Dirichlet boundary condition for autonomous nonlinear systems and show that a physics-informed neural network solution, once formally verified, can serve as a Lyapunov-barrier function that jointly certifies stability and safety. This approach extends existing converse Lyapunov-barrier theorems by introducing a PDE-based framework with boundary conditions defined on the safe set, yielding a near-optimal certified under-approximation of the true safe domain of attraction.
title Towards Learning and Verifying Maximal Lyapunov-Barrier Functions with a Zubov PDE Formulation
topic Dynamical Systems
url https://arxiv.org/abs/2511.09523