Planar Hamiltonian systems: index theory and applications to the existence of subharmonics
DOI10.1016/j.na.2022.113142OpenAlexW4303857440MaRDI QIDQ2094283
Alberto Boscaggin, Eduardo Muñoz-Hernández
Publication date: 28 October 2022
Published in: Nonlinear Analysis. Theory, Methods \& Applications. Series A: Theory and Methods (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/2203.02998
rotation numberPoincaré-Birkhoff theoremConley-Zehnder indexsubharmonic solutionsplanar Hamiltonian systems
Rotation numbers and vectors (37E45) Action-minimizing orbits and measures for finite-dimensional Hamiltonian and Lagrangian systems; variational principles; degree-theoretic methods (37J51) Fixed points and periodic points of finite-dimensional Hamiltonian and Lagrangian systems (37J12)
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