用途：利用二分法快速求解非线性方程f(x) = 0； 用向量形式（普通存储格式）的Gauss-Seidel迭代解线性方程组Ax=b；Newton迭代法解非线性方程f(x) = 0；用分量形式的SOR迭代解线性方程组Ax=b；用向量（稀疏存储）形式的Gauss-Seidel迭代解线性方程组Ax=b -Purposes: the use of dichotomy quickly solving nonlinear equations f (x) = 0 with vector form o

krylov子空间法 krylov子空间方法的程序实现，用于解高阶矩阵-Matlab Codes for Krylov subspace methods 1. MINRES method by Paige and Saunders implementation function [ x, istop, itn, rnorm, Arnorm, Anorm, Acond, ynorm ] = ... minres( A, b, M, shift, show, check, itnlim

利用构造冗余字典的方法实现数据分类问题，将数据进行稀疏分解，通过稀疏向量和残差判断故障类型-The method of using structural redundancy dictionary for data classification problem, the data are sparse decomposition, through sparse vector and residual judge fault type