characteristic polynomial的用法和样例：
例句
- When the determinant is expanded, it produces a polynomial, called the characteristic polynomial.
当行列式展开后，得到一个多项式，叫它为特征多项式。 - In this note, we exactly compute the characteristic polynomials and the eigenvalues of some special matrix for the State Space Method.
本注记给出了在状态空间方法中常用的几个特殊矩阵的特征多项式和特征值的精确计算。
