We study Duffing-likc equations of the type q̈ = q-α(t)W1(g),with a £C(ℝ, ℝ) periodic. We prove that if the stable and unstable manifolds to the origin do not coincide, then the system exhibits positive topological entropy. ©1999 American Mathematical Society.
Montecchiari, P., Nolasco, M., Terracini, S. (1999). A global condition for periodic Duffing-like equations. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 351(9), 3713-3724 [10.1090/s0002-9947-99-02249-7].
A global condition for periodic Duffing-like equations
TERRACINI, SUSANNA
1999
Abstract
We study Duffing-likc equations of the type q̈ = q-α(t)W1(g),with a £C(ℝ, ℝ) periodic. We prove that if the stable and unstable manifolds to the origin do not coincide, then the system exhibits positive topological entropy. ©1999 American Mathematical Society.File in questo prodotto:
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