The complex germ in systems with one cyclic variable

DOI10.1070/RM1984v039n03ABEH003178zbMath0604.70036MaRDI QIDQ3741140

S. Yu. Dobrokhotov, B. Valigno, Nikolaiĭ N. Nekhoroshev

Publication date: 1984

Published in: Russian Mathematical Surveys (Search for Journal in Brave)

zbMATH Keywords

complex germapproximate eigenfunctionscyclic variabledifferentiable and quasi-differentiable operators

Mathematics Subject Classification ID

Hamilton's equations (70H05) Dynamical aspects of finite-dimensional Hamiltonian and Lagrangian systems (37J99)

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Semiclassical quantization of Bohr orbits in the helium atom

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