摘要
用基本不可分的方法，的所有可能的准确旅行波浪答案的一个完全的分类(3+1 ) 维的 Nizhnok-Novikov-Veselov 方程被给。Somesolutions 是新的。
Using elementary integral method, a complete classification of all possible exact traveling wave solutions to （3＋1）-dimensional Nizhnok-Novikov-Veselov equation is given. Some solutions are new.
基金
The project supported by Scientific Research Fund of Heilongjiang Province of China under Grant No. 11511008
The author would like to thank referees for their valuable suggestions.
