AbstractIn this paper, an existence theorem is obtained for periodic solutions of a second-order discrete Hamiltonian system with a change of sign in the potential by the minimax methods in the critical point theory
AbstractWe consider the periodic solutions of the second order Hamiltonian system-x¨-λx=h(t)V′(x)wit...
AbstractWe consider the periodic solutions of the second order Hamiltonian system-x¨-λx=h(t)V′(x)wit...
Under an appropriate oscillating behavior of the nonlinear term, the existence of infinitely many pe...
AbstractIn this paper, a class of second order discrete Hamiltonian systems with periodicity assumpt...
In this article, we use critical point theory to obtain multiple periodic solutions for second-or...
AbstractIn this paper, a class of second order discrete Hamiltonian systems with periodicity assumpt...
Some existence conditions of periodic solutions are obtained for a class of nonautono-mous subquadra...
Some existence conditions of periodic solutions are obtained for a class of nonautono-mous subquadra...
summary:By using the least action principle and minimax methods in critical point theory, some exist...
AbstractThe existence and multiplicity of periodic solutions are obtained for nonautonomous second o...
Some existence conditions of periodic solutions are obtained for a class of nonautono mous subquadr...
In this paper we consider a class of second order Hamiltonian system with the nonlinearity of linear...
summary:By using the least action principle and minimax methods in critical point theory, some exist...
summary:By using the least action principle and minimax methods in critical point theory, some exist...
Some existence theorems are obtained for periodic solutions of second order Hamiltonian system by us...
AbstractWe consider the periodic solutions of the second order Hamiltonian system-x¨-λx=h(t)V′(x)wit...
AbstractWe consider the periodic solutions of the second order Hamiltonian system-x¨-λx=h(t)V′(x)wit...
Under an appropriate oscillating behavior of the nonlinear term, the existence of infinitely many pe...
AbstractIn this paper, a class of second order discrete Hamiltonian systems with periodicity assumpt...
In this article, we use critical point theory to obtain multiple periodic solutions for second-or...
AbstractIn this paper, a class of second order discrete Hamiltonian systems with periodicity assumpt...
Some existence conditions of periodic solutions are obtained for a class of nonautono-mous subquadra...
Some existence conditions of periodic solutions are obtained for a class of nonautono-mous subquadra...
summary:By using the least action principle and minimax methods in critical point theory, some exist...
AbstractThe existence and multiplicity of periodic solutions are obtained for nonautonomous second o...
Some existence conditions of periodic solutions are obtained for a class of nonautono mous subquadr...
In this paper we consider a class of second order Hamiltonian system with the nonlinearity of linear...
summary:By using the least action principle and minimax methods in critical point theory, some exist...
summary:By using the least action principle and minimax methods in critical point theory, some exist...
Some existence theorems are obtained for periodic solutions of second order Hamiltonian system by us...
AbstractWe consider the periodic solutions of the second order Hamiltonian system-x¨-λx=h(t)V′(x)wit...
AbstractWe consider the periodic solutions of the second order Hamiltonian system-x¨-λx=h(t)V′(x)wit...
Under an appropriate oscillating behavior of the nonlinear term, the existence of infinitely many pe...
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