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A globally asymptotically stable polynomial vector field with rational coefficients and no local polynomial Lyapunov function.

Authors :
Ahmadi, Amir Ali
El Khadir, Bachir
Source :
Systems & Control Letters. Nov2018, Vol. 121, p50-53. 4p.
Publication Year :
2018

Abstract

Abstract We give an explicit example of a two-dimensional polynomial vector field of degree seven that has rational coefficients, is globally asymptotically stable, but does not admit an analytic Lyapunov function even locally. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
01676911
Volume :
121
Database :
Academic Search Index
Journal :
Systems & Control Letters
Publication Type :
Academic Journal
Accession number :
132606011
Full Text :
https://doi.org/10.1016/j.sysconle.2018.07.013