Geodesic
Birkhoff periodic orbits for small perturbations of completely integrable Hamiltonian Systems with convex Hamiltonians.
Inventiones mathematicae, Tome 88 (1987), pp. 225-242.

Voir la notice de l'article provenant de la source European Digital Mathematics Library

Mots-clés : perturbation, integrable Hamiltonian systems, convex Hamiltonian, KAM theory, periodic orbits 
@article{IM_1987__88_143452,
     author = {A. Katok and D. Bernstein},
     title = {Birkhoff periodic orbits for small perturbations of completely integrable {Hamiltonian} {Systems} with convex {Hamiltonians.}},
     journal = {Inventiones mathematicae},
     pages = {225--242},
     publisher = {mathdoc},
     volume = {88},
     year = {1987},
     zbl = {0642.58040},
     url = {http://geodesic.mathdoc.fr/item/IM_1987__88_143452/}
}
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A. Katok; D. Bernstein. Birkhoff periodic orbits for small perturbations of completely integrable Hamiltonian Systems with convex Hamiltonians.. Inventiones mathematicae, Tome 88 (1987), pp. 225-242. http://geodesic.mathdoc.fr/item/IM_1987__88_143452/