Affiliation:
1. Steklov Mathematical Institute, St. Petersburg, Russia
Abstract
The canonical Poisson structure of the nonlinear sigma model is presented as a Lie-Poisson r matrix bracket on coadjoint orbits. It is shown that the Poisson structure of this model is determined by some “hidden singularities” of the Lax matrix.
Publisher
World Scientific Pub Co Pte Lt
Subject
Astronomy and Astrophysics,Nuclear and High Energy Physics,Atomic and Molecular Physics, and Optics
Cited by
16 articles.
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