波动方程柯西问题的一种解法

A Solution of Wave Equation's Cauchy Question

对波动方程的柯西问题的初始条件φ（ｘ，ｙ，ｚ）与ψ（ｘ，ｙ，ｚ）进行修改，通过定理１与定理２给出了它的一种解法．

This paper modifies initialize condition φ(x,y,z) and ψ(x,y,z) of Wave equation's Cauchy question. A solution is given by Theorem 1 and Theorem 2.