Residual symmetry, interaction solutions, and conservation laws of the (2+1)-dimensional dispersive long-wave system
Xia Ya-rong1, 2, Xin Xiang-peng3, †, Zhang Shun-Li1
       

(color online) The two soliton-solution structure of (a) u and (b) v determined by Eqs. (29) and (30) for the DLW system at t = 0.