On the stability of the permanent rotations of an asymmetric heavy rigid body (Q1062479)

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scientific article; zbMATH DE number 3913737
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On the stability of the permanent rotations of an asymmetric heavy rigid body
scientific article; zbMATH DE number 3913737

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    On the stability of the permanent rotations of an asymmetric heavy rigid body (English)
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    1984
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    The stability of the rotations around the vertical axis of an asymmetric heavy rigid body with a fixed point are investigated on the basis of the Arnold-Moser stability theorems for a Hamiltonian system in the nonresonance case, and based on third- and fourth-order resonances investigated by \textit{A. P. Markeev} [ibid. 32, 738-744 (1968; Zbl 0184.119)]. It is shown that in the non-resonance case the stability of all except, perhaps, a finite number, permanent rotations is determined by the first approximation. Stability and instability conditions for resonance rotations are found.
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    rotations around the vertical axis
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    asymmetric heavy rigid body
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    Arnold- Moser stability theorems
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    nonresonance case
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    third- and fourth-order resonances
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    instability conditions
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