计算特征值和特征向量的幂法和反幂法以及计算矩阵的minres 算法的matlab程序-calculated eigenvalues and eigenvectors of power and anti-power-law and calculate the matrix algorithm mat minres lab procedures

本程序为线性方程组的matlab代码，主要比较了CG,Lanczos和MINRES三种方法解方程Ax=b的效果。-This program is linear equations matlab code, the main comparison of CG, Lanczos and MINRES three ways to solve the equation Ax = b in effect.