Матеріали конференцій

Постійне посилання колекціїhttps://dspace.nuft.edu.ua/handle/123456789/7498

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The existance of positive definite Lyapunov function for the differential equations system
(2007) Tkachuk, Alla
There is obtained conditions of the existence of a positive Lyapunov’s function for a system of differential equations with some properties.
The Existence of Liapunov's function for the invariant manifolds differential equations
(2006) Tkachuk, Alla; Mogileva, Victoria
In this work is received the result about the relation between invariant sets of systems of differential equations and the Lyapunov’s function.