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mifaandfanmifa
- 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
MINRES
- 采用CG法求解稀疏对称奇异矩阵得到的Ax=b-Implementation of a conjugate-gradient type method for solving sparse linear equations: Solve Ax = b or (A- sI)x = b. The matrix A- sI must be symmetric but it may be definite or indefinite or singular. The scalar s is a
gmres
- The GMRES method was developed by Yousef Saad and Martin H. Schultz in 1986.[1] GMRES is a generalization of the MINRES method developed by Chris Paige and Michael Saunders in 1975. GMRES also is a special case of the DIIS method developed by Peter P
Famous-Numerical-Iteration-Algorithm
- 提供几种著名的大型线性方程组迭代算法，包括CG、PCG、Lanczos、MINRES-Several well-known large-scale linear equations iterative algorithm, including CG, PCG, Lanczos, MINRES
CG_lanczos_MINRES_SOR_Fastdown
- 李津第一次大作业代码：包括共轭梯度法CG，兰索斯Lanczos法、MINRES法、SOR法、最速下降法-Li Jin first big job code: include conjugate gradient method CG, Lanczos Lanczos method, MINRES method, SOR method, the steepest descent method
first_practice_compute
- 主要是关于高等数值分析中关于CG法，MINRES法，Lanczos方法解大型稀疏矩阵的matlab算法实现-the matlab code about the advacned value analysis curriculum the algorithm for CG MINRES and Lanczos
ANA1
- 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.
ssi
- 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
CG_LANCZOS_MINRES
- 包含CG、Minres和Lanczos算法及LU和QR分解等多种算法，可以很好的适用于1000阶及其以上矩阵的计算，绘制残差与步数的关系图-Contains CG, Minres and Lanczos algorithm and LU and QR decomposition of a variety of algorithms, it can be a good step for calculating 1000 and above the matrix, and the number of
CG_MINRES_LANCZOS
- 用共轭梯度法_MINRES_LANCZOS等迭代算法解线性方程组，清华大学李津老师高等数值分析大作业(This is the homework of Li Jin's higher numerical analysis course of Tsinghua University. We use the conjugate gradient method, MINRES method and LANCZOS algorithm to solve the linear equations.)
高数计算实践题目一
- 清华大学高等数值分析计算实践题目一，生成矩阵分析CG法、Lanczos法、MINRES法得收敛性(Tsinghua University higher numerical analysis and calculation of practical topics First, generate matrix analysis CG method, Lanczos method, MINRES method of convergence)