| Title | Periodic solutions of nonlinear wave equations for asymptotically full measure sets of frequencies |
| Publication Type | Journal Article |
| Year of Publication | 2006 |
| Authors | Baldi, P, Berti, M |
| Journal | Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche, Matematiche e Naturali, Rendiconti Lincei Matematica e Applicazioni |
| Volume | 17 |
| Pagination | 257-277 |
| ISSN | 11206330 |
| Abstract | We prove existence and multiplicity of small amplitude periodic solutions of completely resonant nonlinear wave equations with Dirichlet boundary conditions for asymptotically full measure sets of frequencies, extending the results of [7] to new types of nonlinearities. |