Based on the multi-linear variable separation approach,a new direct variable separation algorithm is proposed.The effectiveness of the algorithm is demonstrated
By using the truncated Painlevé analysis and the generalized tanh function expansion approaches,many interaction solutions among solitons and other types of no
A fourth-order three-stage symplectic integrator similar to the second-order St(o)rmer-Verlet method has been proposed and used before [Chin.Phys.Lett.28 (2011)