conjgrad

Matlab求解微分方程组，几种经典算法(MATLAB Solves Differential Equations, Several Classical Algorithms)

说明：  abaqus vumat 子程序入门 UMAT FOR ABAQUS/STANDARD INCORPORATING ELASTIC BEHAVIOUR FOR PLANE STRAIN AND AXI-SYMMETRIC ELEMENTS.(introduction to abaqus vumat subroutine)

共扼梯度法的Matlab源程序，寻找非线性或线性方程的极值(conjugate gradient method of Matlab source to find nonlinear equations or linear Extreme)

北京航空航天大学数值分析大作业第二题，有难度，这可是历年北航研究生转载最多的代码了(Beijing University of Aeronautics and Astronautics numerical analysis of large operating the second question, there is difficulty, this is the most over the years Beihang University Graduate reproduced the code)

一个用于弹性接触分析的边界元fortran源程序(One for the analysis of elastic contact BEM fortran source)

小波包分析提取振动信号中的特征频率，微分方程组数值解方法，有循环检测，周期性检测。( Wavelet packet analysis to extract vibration signal characteristic frequency, Numerical solution of differential equations method, There are cycle detection, periodic testing.)

大量数值分析常见算法的源程序 如解方程组 插值等 可以用浏览器打开的HTM文件，内部使用C开发(A large number of numerical analysis algorithms common source such as the solution of equations interpolation can be used to open the browser)

nondominated sorting genetic algorithms，nsga2的c语言源代码，比较好。(nondominated sorting genetic algorithms，nsga2 c-language source code better.)

小世界网络邻接矩阵生成代码，可以基于此来实现人际网路(Small-world network adjacency matrix generated code can be implemented based on this interpersonal network)

超松弛预处理共轭梯度法，用于求解有限元计算中常见的大型对称稀疏矩阵(Overrelaxation preconditioned conjugate gradient method for solving the finite element calculation of large symmetric sparse matrix)