Article ID Journal Published Year Pages File Type
842503 Nonlinear Analysis: Theory, Methods & Applications 2008 6 Pages PDF
Abstract

In this paper, we study the existence of periodic solutions of some non-autonomous second order Hamiltonian systems {ü(t)=∇F(t,u(t)),a.e.t∈[0,T],u(0)−u(T)=u̇(0)−u̇(T)=0. We obtain some new existence theorems by the least action principle.

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Physical Sciences and Engineering Engineering Engineering (General)
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Periodic solutions of some non-autonomous second order Hamiltonian systems
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