用VB实现矩阵特征值的求解算法集。包括：对称矩阵的雅可比变换，实对称阵为三对角阵的特征值求解，等五种特征值求解算法。-VB matrix eigenvalue of the algorithm sets. Including : symmetric matrix Jacobian transform, real symmetric matrix to a three-diagonal matrix eigenvalue solution, the five eigenvalue algorith