xianshi

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)

矩阵的练习 对于掌握数组的 概念很重要。如何快速掌握数组，灵活运用。(The practice of the matrix is ​ ​ very important to grasp the concept of the array. How to quickly grasp the array of flexible use.)

一种声场计算模型的源程序，for3d的一个较旧版本。(for3d programme the old one )

ansys二次开发损伤本构关系的详细代码，已经调试成功(ansys damage constitutive secondary development of detailed code, debugging has been successful)

粒子滤波PF，无迹粒子滤波UPF，卡尔曼滤波KF，扩展卡尔曼滤波EKF等例程与比较。建议下载，清晰明了(Particle filter PF, Untraced particle filter UPF, Kalman filter KF, extended Kalman filter EKF and other routines and comparisons.)

ANSYS教程，《ANSYS有限元分析实用教程》源代码("ANSYS finite element analysis of practical course," the source code)

数值计算实例，主要有LU分解，龙格库塔法，高斯分解法，欧拉法，曲线拟合，曲线插值(Numerical example)

用一个N点复序列的FFT同时计算两个N点实序列离散傅里叶变换(With an N-point complex sequence of N-point FFT calculate two real sequences discrete Fourier transform)

说明：  岩土剑桥本构模型matlab程序，MATLAB Code for Cam-Clay Model(The matlab program of rock soil Cambridge constitutive model,MATLAB Code for Cam-Clay Model)

实现矩阵转置并且方便观看，第二个程序用于进行对海表面高度SSH进行EOF分析，第三个程序进行海陆点分离并写为NC文件(Matrix transpose and convenient to watch the second program for the EOF analysis of sea surface height SSH third program separation of land and sea, and write for NC files)