PERTURBATION EQUATION OF DLW HIERARCHY AND ITS HAMILTONIAN STRUCTURE
Zhu Li, Xiaoshuang Sheng (College of Math. and Information Science, Xinyang Normal University, Xinyang 464000, Henan)
The first-order perturbation equation of DLW hierarchy is derived by virtue of zero-curvature equation. Then, Hamiltonian structure of the obtained system is given by means of component-trace identity.