Comments on “New exact kink solutions, solitons and periodic form solutions for a combined KdV and Schwarzian KdV equation”

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In this paper, we demonstrate that 14 solutions from 34 of the combined KdV and Schwarzian KdV equation obtained by Li [Z.T. Li, Appl. Math. Comput. 215 (2009) 2886–2890] are wrong and do not satisfy the equation. The other a number of exact solutions are equivalent each other.

论文关键词：Nonlinear partial differential equation,Combined KdV and Schwarzian KdV equation,Generalized Riccati equation mapping method,Exact solution

论文评审过程：Available online 2 February 2010.

论文官网地址：https://doi.org/10.1016/j.amc.2010.01.108