说明：  关于矩阵运算的各种数值算法，包括实（复）矩阵求逆，对称正定矩阵与托伯利兹矩阵阵的求逆，线性方程组的常用解法，矩阵的各种分解方法，特征向量与特征值的求解等等。
(Numerical algorithms on a variety of matrix operations, including real (complex) matrix inversion symmetric positive definite matrix inverse matrix array with Tuobo Leeds, the common solution of linear equations, matrix decomposition method, the feature vector characteristics value of the solution and so on.)