About author:WEI Han-yu(1982-), male, native of Zhoukou, Henan, a lecturer of Zhoukou Normal University, Ph.D., engages in solitons and integrable systems.
Supported by:
Supported by the Natural Science Foundation of China(61072147,11071159)； Supported by the Shanghai Leading Academic Discipline Project(J50101)； Supported by the Youth Foundation of Zhoukou Normal University(zknuqn200917)
