Abstract Some new exact solitary wave solutions of the Hybrid lattice and discrete mKdV lattice are obtained by using a hyperbolic function approach. This approach can also be applied to other nonlinear
Received: 12 October 2005
Published: 20 March 2006
Fund:Project supported by the National Natural Science Foundation of China (Grant No 10461006), the Natural Science Foundation (Grant No 200408020103), the High Education Science Research Program (Grant No NJ02035) of Inner Mongolia, China and the Youth Foundation (Grant No QN004024) of Inner Mongolia Normal University, China.