Constraint structure of O(3) nonlinear sigma model revisited
arXiv:hep-th/0210085 · doi:10.1088/0305-4470/36/6/309
Abstract
We study the constraint structure of the O(3) nonlinear sigma model in the framework of the Lagrangian, symplectic, Hamilton-Jacobi as well as the Batalin-Fradkin-Tyutin embedding procedure.
17 pages