Hierarchy of Quadratic Lyapunov Functions for Linear Time-Varying and Related Systems

H Abdelraouf, E Feron, C Klett, M Abate… - Journal of Guidance …, 2024 - arc.aiaa.org
A method for constructing homogeneous polynomial Lyapunov functions is presented for
linear time-varying or switched-linear systems and the class of nonlinear systems that can …

Algebraic Lyapunov functions for homogeneous dynamic systems

H Abdelraouf, E Feron, J Shamma - arXiv preprint arXiv:2303.02185, 2023 - arxiv.org
A method for constructing homogeneous Lyapunov functions of degree 1 from polynomial
invariant sets is presented for linear time varying systems, homogeneous dynamic systems …

Pointwise-in-time analysis and non-quadratic lyapunov functions for linear time-varying systems

M Abate, C Klett, S Coogan… - 2021 American Control …, 2021 - ieeexplore.ieee.org
Performance analysis for linear time-invariant (LTI) systems has been closely tied to
quadratic Lyapunov functions ever since it was shown that LTI system stability is equivalent …

Bounding the state covariance matrix for switched linear systems with noise

C Klett, M Abate, Y Yoon, S Coogan… - 2020 American Control …, 2020 - ieeexplore.ieee.org
This paper studies the infinite-time behavior of switched linear systems in the presence of
additive noise. In particular, we show that the propagation of the state covariance matrix can …

Polynomial Lyapunov Functions and Invariant Sets from a New Hierarchy of Quadratic Lyapunov Functions for LTV Systems

H Abdelraouf, E Feron, JS Shamma - arXiv preprint arXiv:2401.13128, 2024 - arxiv.org
We introduce a new class of quadratic functions based on a hierarchy of linear time-varying
(LTV) dynamical systems. These quadratic functions in the higher order space can be also …

A numerical method to compute stability margins of switching linear systems

C Klett, M Abate, S Coogan… - 2021 American Control …, 2021 - ieeexplore.ieee.org
Stability margins for linear time-varying (LTV) and switched-linear systems are traditionally
computed via quadratic Lyapunov functions, and these functions certify the stability of the …

Lyapunov Differential Equation Hierarchy and Polynomial Lyapunov Functions for Switched Implicit Systems

GY Immanuel, M Abate, E Feron - 2021 American Control …, 2021 - ieeexplore.ieee.org
This paper investigates stability analysis for implicit, switched linear systems using
homogeneous Lyapunov functions (HLF). HLFs of increasing degree are constructed …

Computing Bounds on -induced Norm for Linear Time-Invariant Systems Using Homogeneous Lyapunov Functions

H Abdelraouf, GY Immanuel, E Feron - arXiv preprint arXiv:2203.00716, 2022 - arxiv.org
Quadratic Lyapunov function has been widely used in the analysis of linear time invariant
(LTI) systems ever since it has shown that the existence of such quadratic Lyapunov function …