We prove multiplicity of small amplitude periodic solutions, with fixed frequency, of completely resonant wave equations with general nonlinearities. The proofs are based on a variational Lyapunov–Schmidt reduction and minimax arguments.

Multiplicity of periodic solutions of nonlinear wave equations

BERTI, MASSIMILIANO;
2004

Abstract

We prove multiplicity of small amplitude periodic solutions, with fixed frequency, of completely resonant wave equations with general nonlinearities. The proofs are based on a variational Lyapunov–Schmidt reduction and minimax arguments.
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Utilizza questo identificativo per citare o creare un link a questo documento: http://hdl.handle.net/11588/100676
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