Discrete Lagrangian systems on the Virasoro group (Q1382612)
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scientific article; zbMATH DE number 1134970
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Discrete Lagrangian systems on the Virasoro group |
scientific article; zbMATH DE number 1134970 |
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Discrete Lagrangian systems on the Virasoro group (English)
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29 March 1998
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As is known, the Virasoro group is a unique non-trivial central extension of the group \({\text{Diff}}_+(S^1)\) of circle diffeomorphisms preserving orientation. The author constructs an example of Lagrange system with discrete time on infinite-dimensional manifold being Virasoro group.
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circle diffeomorphisms preserving orientation
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infinite-dimensional manifolds
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