The zero-curvature representation for nonlinear O(3) sigma-model
High Energy Physics - Theory
2007-05-23 v1
Abstract
We consider O(3) sigma-model as a reduction of the principal chiral field. This approach allows to introduce the currents with ultralocal Poisson brackets and to obtain the zero-curvature equation which admits the fundamental Poisson bracket.
Cite
@article{arxiv.hep-th/9403101,
title = {The zero-curvature representation for nonlinear O(3) sigma-model},
author = {A. G. Bytsko},
journal= {arXiv preprint arXiv:hep-th/9403101},
year = {2007}
}
Comments
Uppsala University preprint, 12 pages, LaTeX file