Applied Mathematics and Mechanics (English Edition) ›› 1987, Vol. 8 ›› Issue (6): 497-502.
刘宇陆, 戴世强
Liu Yu-lu, Dai Shi-qiang
摘要: In this paper, using the PLK method and reductive perturbation method, we obtained the second approximation to cnoidal waves at the free surface and interface for the two-fluid system considered in [1]. The corresponding results in [3] and [4] may be obtained as special cases in this paper.