The classical r-matrix method for nonlinear sigma-model
高能物理 - 理论
2015-06-26 v1
摘要
The canonical Poisson structure of 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.
引用
@article{arxiv.hep-th/9509030,
title = {The classical r-matrix method for nonlinear sigma-model},
author = {Alexey Sevostyanov},
journal= {arXiv preprint arXiv:hep-th/9509030},
year = {2015}
}
备注
18 pages, LaTeX