April  1997, 3(2): 251-264. doi: 10.3934/dcds.1997.3.251

Multiple periodic solutions of Hamiltonian systems with strong resonance at infinity

1. 

Dipartimento di Matematica, Università Cattolica del Sacro Cuore, Via Trieste 17, I 25121 Brescia, Italy

Received  October 1996 Published  January 1997

An asymptotically linear Hamiltonian system with strong resonance at infinity is considered. The existence of multiple periodic solutions is proved via variational methods in an equivariant setting.
Citation: Laura Olian Fannio. Multiple periodic solutions of Hamiltonian systems with strong resonance at infinity. Discrete & Continuous Dynamical Systems - A, 1997, 3 (2) : 251-264. doi: 10.3934/dcds.1997.3.251
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