A Generalization of the Submodel of Nonlinear CP^1 Models
arXiv:hep-th/0002003 · doi:10.1016/S0550-3213(00)00191-7
Abstract
We generalize the submodel of nonlinear CP^1 models. The generalized models include higher order derivatives. For the systems of higher order equations, we construct a Bäcklund-like transformation of solutions and an infinite number of conserved currents by using the Bell polynomials.
11 pages