The ILW hierarchy
arXiv:nlin/0210032 · doi:10.1016/S0375-9601(03)00654-6
Abstract
In this paper, we present a new hierarchy which includes the intermediate long wave (ILW) equation at the lowest order. This hierarchy is thought to be a novel reduction of the 1st modified KP type hierarchy. The framework of our investigation is Sato theory.
8 pages, LaTeX2e