Common Weak Linear Copositive Lyapunov Functions for Positive Switched Linear Systems

Lyapunov functions play a key role in the stability analysis of complex systems. In this paper, we study the existence of a class of common weak linear copositive Lyapunov functions (CWCLFs) for positive switched linear systems (PSLSs) which generalize the conventional common linear copositive Lyapu...

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Main Authors: Yuangong Sun, Zhaorong Wu, Fanwei Meng
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Complexity
Online Access:http://dx.doi.org/10.1155/2018/1365960
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author Yuangong Sun
Zhaorong Wu
Fanwei Meng
author_facet Yuangong Sun
Zhaorong Wu
Fanwei Meng
author_sort Yuangong Sun
collection DOAJ
description Lyapunov functions play a key role in the stability analysis of complex systems. In this paper, we study the existence of a class of common weak linear copositive Lyapunov functions (CWCLFs) for positive switched linear systems (PSLSs) which generalize the conventional common linear copositive Lyapunov functions (CLCLFs) and can be used as handy tool to deal with the stability of PSLSs not covered by CLCLFs. We not only establish necessary and sufficient conditions for the existence of CWCLFs but also clearly describe the algebraic structure of all CWCLFs. Numerical examples are also given to demonstrate the effectiveness of the obtained results.
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institution Kabale University
issn 1076-2787
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spelling doaj-art-49fc9baea6604eec953f1b84805894702025-02-03T01:07:31ZengWileyComplexity1076-27871099-05262018-01-01201810.1155/2018/13659601365960Common Weak Linear Copositive Lyapunov Functions for Positive Switched Linear SystemsYuangong Sun0Zhaorong Wu1Fanwei Meng2School of Mathematical Sciences, University of Jinan, Jinan, Shandong 250022, ChinaSchool of Mathematical Sciences, University of Jinan, Jinan, Shandong 250022, ChinaSchool of Mathematical Sciences, Qufu Normal University, Qufu, Shandong 273165, ChinaLyapunov functions play a key role in the stability analysis of complex systems. In this paper, we study the existence of a class of common weak linear copositive Lyapunov functions (CWCLFs) for positive switched linear systems (PSLSs) which generalize the conventional common linear copositive Lyapunov functions (CLCLFs) and can be used as handy tool to deal with the stability of PSLSs not covered by CLCLFs. We not only establish necessary and sufficient conditions for the existence of CWCLFs but also clearly describe the algebraic structure of all CWCLFs. Numerical examples are also given to demonstrate the effectiveness of the obtained results.http://dx.doi.org/10.1155/2018/1365960
spellingShingle Yuangong Sun
Zhaorong Wu
Fanwei Meng
Common Weak Linear Copositive Lyapunov Functions for Positive Switched Linear Systems
Complexity
title Common Weak Linear Copositive Lyapunov Functions for Positive Switched Linear Systems
title_full Common Weak Linear Copositive Lyapunov Functions for Positive Switched Linear Systems
title_fullStr Common Weak Linear Copositive Lyapunov Functions for Positive Switched Linear Systems
title_full_unstemmed Common Weak Linear Copositive Lyapunov Functions for Positive Switched Linear Systems
title_short Common Weak Linear Copositive Lyapunov Functions for Positive Switched Linear Systems
title_sort common weak linear copositive lyapunov functions for positive switched linear systems
url http://dx.doi.org/10.1155/2018/1365960
work_keys_str_mv AT yuangongsun commonweaklinearcopositivelyapunovfunctionsforpositiveswitchedlinearsystems
AT zhaorongwu commonweaklinearcopositivelyapunovfunctionsforpositiveswitchedlinearsystems
AT fanweimeng commonweaklinearcopositivelyapunovfunctionsforpositiveswitchedlinearsystems