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Solution of one of Birkhoff's problems : PMM vol. 42, no. 6, 1978, pp. 1136–1141 |
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| Authors: | A S Sumbatov |
| Institution: | , Moscow, U.S.S.R. |
| Abstract: | The criterion of existence of an integral linear with respect to generalized velocities over the set of trajectories with the same total energy is proved for conservative dynamic systems with two degrees of freedom. |
| Keywords: | |
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