Periodic solutions of second order nonautonomous systems with the potentials changing sign

zbMath0799.58064MaRDI QIDQ1327573

Michele Matzeu, Mario Girardi

Publication date: 13 July 1994

Published in: Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Serie IX. Rendiconti Lincei. Matematica e Applicazioni (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/244132

zbMATH Keywords

periodic solutionssecond order differential equationspotentials changing sing

Mathematics Subject Classification ID

Periodic solutions to ordinary differential equations (34C25) Abstract critical point theory (Morse theory, Lyusternik-Shnirel'man theory, etc.) in infinite-dimensional spaces (58E05) Local and nonlocal bifurcation theory for dynamical systems (37G99)

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Existence and multiplicity results for periodic solutions of superquadratic Hamiltonian systems where the potential changes sign, On periodic solutions of a class of second order nonautonomous systems with nonhomogeneous potentials indefinite in sign, Periodic solutions for a class of second order systems with a small forcing term, Periodic orbits of the restricted three-body problem