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Discrete symmetric dynamical system at the main resonances with applications to axi-symmetric galaxies. (English) Zbl 0418.70011


MSC:

70F15 Celestial mechanics
70H05 Hamilton’s equations
70K20 Stability for nonlinear problems in mechanics
70H03 Lagrange’s equations
70G10 Generalized coordinates; event, impulse-energy, configuration, state, or phase space for problems in mechanics
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