well_fft

使用Y矩阵来综合得到耦合矩阵M中各元素的matlab源代码(The Y matrix to obtain an integrated coupling matrix M of each element matlab source code)

自适应网格生成的文章，广泛的应用到有限元和无网格方法中(a nice paper of adaptive mesh generation)

基于K均值的PSO聚类算法,matlab小波分析程序，小波包分析提取振动信号中的特征频率。( K-means clustering algorithm based on the PSO, matlab wavelet analysis program, Wavelet packet analysis to extract vibration signal characteristic frequency.)

对一个微带天线使用FDTD方法进行计算和分析，得到该天线反射系数，远区辐射场等信息(Right a microstrip antenna to use the FDTD method carry on calculated and analyzed, get this antenna reflection coefficient, far Ou radiation field and other information)

本程序用于磁场积分方程求解圆柱的电磁散射问题。(This procedure for the cylindrical magnetic field integral equations of electromagnetic scattering problems.)

利用楚列斯基分解法和平方根法分解对称矩阵，较为实用(use the Cholesky method and esquare-root method to solve the problem of Triangle decomposition of matrix)

有限元方法与C程序设计 介绍有限元方法原理和如何设计C程序，书后有相关代码。(Finite element method with the C programming)

地球固连坐标系与地球惯性坐标系的转换矩阵程序，考虑的章动、岁差、自转等。(Earth' s solid even coordinate system with the Earth inertial coordinate system transformation matrix program, consider the nutation, precession, rotation, etc..)

一个abaqus梁单元的UEL，配套了理论和inp文件，可以完美运行(A abaqus UEL beam element, supporting the theory and inp file, you can run perfectly)

各种数值积分，龙贝格积分。反常积分。高斯积分。三重积分。(Various numerical integration Romberg integration. Improper integrals. Gaussian integral. Triple integral.)