Abstract
The complete lists of vector hyperbolic equations on the sphere that have integrable third-order vector isotropic and anisotropic symmetries are presented. Several new integrable hyperbolic vector models are found. By their integrability, we mean the existence of vector Bäcklund transformations depending on a parameter. For all new equations, such transformations are constructed.
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This work was supported in part by the Russian Foundation for Basic Research (Grant No 14-01-00751-a), and by the Program for Supporting Leading Scientific Schools (Grant No NSh-6501.2010.2).
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Meshkov, A., Sokolov, V. Vector Hyperbolic Equations on the Sphere Possessing Integrable Third-Order Symmetries. Lett Math Phys 104, 341–360 (2014). https://doi.org/10.1007/s11005-013-0665-y
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DOI: https://doi.org/10.1007/s11005-013-0665-y