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This article is cited in 40 scientific papers (total in 40 papers)
Lax Pairs for the Deformed Kowalevski and Goryachev–Chaplygin Tops
V. V. Sokolova, A. V. Tsiganovb a Landau Institute for Theoretical Physics, Centre for Non-linear Studies
b St. Petersburg State University, Faculty of Physics
Abstract:
We consider a quadratic deformation of the Kowalevski top. This deformation includes a new integrable case for the Kirchhoff equations recently found by one of the authors as a degeneration. A $5\times 5$ matrix Lax pair for the deformed Kowalevski top is proposed. We also find similar deformations of the two-field Kowalevski gyrostat and the $so(p,q)$ Kowalevski top. All our Lax pairs are deformations of the corresponding Lax representations found by Reyman and Semenov–Tian-Shansky. A similar deformation of the Goryachev–Chaplygin top and its $3\times 3$ matrix Lax representation is also constructed.
Received: 19.11.2001
Citation:
V. V. Sokolov, A. V. Tsiganov, “Lax Pairs for the Deformed Kowalevski and Goryachev–Chaplygin Tops”, TMF, 131:1 (2002), 118–125; Theoret. and Math. Phys., 131:1 (2002), 543–549
Linking options:
https://www.mathnet.ru/eng/tmf318https://doi.org/10.4213/tmf318 https://www.mathnet.ru/eng/tmf/v131/i1/p118
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