scientific article; zbMATH DE number 4120589

zbMath0684.34049MaRDI QIDQ4734149

Piero Negrini

Publication date: 1987

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

bifurcationK.A.M. theorynon hamiltonian systems

Mathematics Subject Classification ID

Periodic solutions to ordinary differential equations (34C25) Hamilton's equations (70H05)

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