Jacobi椭圆函数展开法及其在求解非线性波动方程中的应用

EXPANSION METHOD ABOUT THE JACOBI ELLIPTIC FUNCTION ANDITS APPLICATIONS TO NONLINEAR WAVE EQUATIONS

给出了Jacobi椭圆函数展开法 ,且应用该方法获得了几种非线性波方程的准确周期解 .该方法包含了双曲函数展开法 ,应用该方法得到的周期解包含了冲击波解和孤波解 .

A Jacobi elliptic function expansion method is proposed to construct the exact periodic solutions of nonlinear wave equations. This new method contains the hyperbolic tangent expansion method, and the periodic solutions obtained by this method, include the shock wave solutions and the solitary wave solutions.