Invariant tori of Hamiltonian systems that are nondegenerate in R\"ussmann’s sense
Doklady Akademii Nauk, Tome 346 (1996) no. 5, pp. 590-593
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@article{DAN_1996_346_5_a2,
author = {M. B. Sevryuk},
title = {Invariant tori of {Hamiltonian} systems that are nondegenerate in {R\"ussmann{\textquoteright}s} sense},
journal = {Doklady Akademii Nauk},
pages = {590--593},
publisher = {mathdoc},
volume = {346},
number = {5},
year = {1996},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1996_346_5_a2/}
}
M. B. Sevryuk. Invariant tori of Hamiltonian systems that are nondegenerate in R\"ussmann’s sense. Doklady Akademii Nauk, Tome 346 (1996) no. 5, pp. 590-593. http://geodesic.mathdoc.fr/item/DAN_1996_346_5_a2/