求三对角矩阵特征多项式一种简便方法

A Method for Solving Characteristic Polynomial of Tridiagonal Form

本文通过递推关系 ,直接给出求三对角矩阵特征多项式的一种简便方法 .该方法具有操作简单 ,计算量小的特点 .并给出算例 .

In this paper, we directly give a simple method to solve characteristic polynomial of tridiagonal form by recurrent relation. The characteristic of the method is that operation is simply and calculation is small. Finally, a example is given.