On the Global Uniform Asymptotic Stability of Time-Varying Systems

被引:17
作者
Damak H. [1 ]
Hammami M.A. [1 ]
Kalitine B. [2 ]
机构
[1] University of Sfax Tunisia, Sfax
[2] University of Bielorussie, Minsk
关键词
Invariance principle; Lyapunov functions; Nonlinear differential equations; Practical stability;
D O I
10.1007/s12591-012-0157-z
中图分类号
学科分类号
摘要
This work is motivated by the problem of practical stability of nonlinear time-varying system x(t) = f(t,x(t)), x(t0) = x0 where t ε ℝ, x ε ℝn, and f: ℝ × ℝn → ℝn is continuous in t and locally Lipschitz in x We give some sufficient conditions to guarantee practical uniform asymptotic stability. An invariance principle is given when the origin is not an equilibrium point. The main result of this paper is illustrated by an example in three dimensional. © 2013 Foundation for Scientific Research and Technological Innovation.
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页码:113 / 124
页数:11
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