Differential Equations & Applications · Volume 9, Issue 2 Infinitely many periodic solutions to a class of perturbed second-order impulsive Hamiltonian systems 09-16 Pages 195-212 DOI 10.7153/dea-09-16 Downloads Short PDF Full PDF PNG Authors John R. Graef Shapour Heidarkhani Lingju Kong Keywords infinitely many solutions perturbed Hamiltonian systems periodic solutions impulsive systems critical point theory variational methods Subject classes 34B15 47J10
