基于谱配点法的耦合Schrodinger-KdV方程数值方法

A Numerical Solution for Coupled Schrodinger-KdV Equations Based on Spectral Collocation Method

基于傅立叶谱配点法与隐式差分格式,构造了一种针对耦合Schrodinger-KdV方程的数值解法.数值实验结果表明,该方法具有较高的有效性、准确性和较好的不变量守恒性.

A numerical solution for coupled Schrodinger-KdV equations is obtained by the Fourier spectral collocation method and implicit difference scheme.The numerical experiment results show that the method is highly effective,accurate and conservative.