Discussion of "Design of Controllers with Arbitrary Convergence Time" (Automatica 112 (2020) 108710)

TL;DR

This paper addresses correction of technical inaccuracies and discusses implementation challenges in a control algorithm designed for predefined-time convergence, enhancing the reliability and practical applicability of such control systems.

Contribution

It provides critical corrections to previous work on predefined-time convergence and explores practical implementation issues, improving the robustness of the control design.

Findings

Identifies and corrects inaccuracies in the original control algorithm

Discusses practical implementation challenges and solutions

Enhances the reliability of predefined-time convergence control methods

Abstract

This note corrects some technical inaccuracies in a recently published paper on predefined-time convergence (Automatica 112 (2020) 108710) and discusses implementation issues of the presented control algorithm.