Lost equivalence of nonlinear sigma and $CP^{1}$ models on noncommutative space
High Energy Physics - Theory
2009-11-10 v1
Abstract
We show that the equivalence of nonlinear sigma and models which is valid on the commutative space is broken on the noncommutative space. This conclusion is arrived at through investigation of new BPS solitons that do not exist in the commutative limit.
Cite
@article{arxiv.hep-th/0404140,
title = {Lost equivalence of nonlinear sigma and $CP^{1}$ models on noncommutative space},
author = {H. Otsu and T. Sato and H. Ikemori and S. Kitakado},
journal= {arXiv preprint arXiv:hep-th/0404140},
year = {2009}
}
Comments
17 pages, LaTeX2e