Abstract: A class of Lyapunov functions for discrete-time Lurie systems with monotonic nonlinearities is proposed. The Lyapunov functions are composed of quadratic terms on the states and of the ...

Microsoft released TypeScript 6.0 on March 23, the last version built on the original JavaScript codebase, with three post-RC changes and a wave of deprecations designed to ready codebases for the ...

Is outsourcing our fiscal function, or components of it, the right move? Like most strategic decisions, the answer isn’t a ...

Nearly half of individuals aged 65 and older showed improvements in cognitive and/or physical function over a 12-year follow-up period, according to a March study published in Geriatrics. The findings ...

Edited by Richard S. Mann, Columbia University, New York, NY; received May 5, 2025; accepted January 27, 2026 by Editorial Board Member Trudi Schüpbach ...

Abstract: Linear time-varying differential equations that arise in the study of model reference adaptive identification problems are studied in both the continuous-time and the discrete-time ...