【摘要】 运用Laplace变换的概念和一些主要性质研究了波动方程的定解问题,首先运用Laplace变换将波动方程转化为代数方程,再利用周期函数的Laplace逆变换公式求出方程的解,并举例验证了Laplace变换法的简便性.更多还原

【Abstract】 Fixed problems of one-dimensional wave equation are studied using concept and some main properties of Laplace transform.First the wave equation is changed into algebraic equations using the Laplace transform;then this equation solution is extracted using the periodic function of Laplace inverse transformation formula;and finally the simplicity of Laplace transform method is confirmed through the example.更多还原