Additional symmetries of the Zakharov-Shabat hierarchy, String equation and Isomonodromy

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Isomonodromic deformations are nothing but symmetries of the Zakharov-Shabat (isospectral) hierarchy, both the basic ones (belonging to the hierarchy) and additional, restricted to the submanifold of solutions to the string equation.
11 pages, LaTeX

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Exactly Solvable and Integrable Systems

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http://salesiana.dossiersoluciones.com/handle/123456789/94393

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/solv-int/9711003
 http://arxiv.org/abs/solv-int/9711003

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arXiv