COMSOL 5 for Engineers-Mehrzad Tabatabaian

fft的文件，fortran环境下运行！欢迎指正！(fft documents, fortran environment running! Please correct me!)

对流扩散方程一维的有限差分法，有限元法，特征有限差分法，特征有限元法代码(Convection diffusion equation of one dimensional finite difference method, finite element method, characteristic finite difference method, characteristic finite element method (fem) code)

克立格插值工具箱介绍，用于计算克里金插值计算问题(Kriging Toolbox introduced Kriging interpolation calculation is used to calculate)

说明：  用于求解数值算法最优化算法中的SQP算法(Solve SQP algorithm Numerical algorithm optimization algorithm)

AFD（自适应傅立叶变换）的matlab实现代码(the matlab code of AFD algorithm)

求解转子系统前三个临界转速和主振型的传递矩阵法 (Calculation of critical speed)

迭代的动力缩聚法计算结构的前两阶频率和阵型（4个自由度）(Iterative dynamic condensation method to calculate the structure of the first two natural frequencies and formation (4 degrees of freedom))

本程序求相关性K值大小，采用傅里叶矩阵和haar矩阵内积。(The procedures for seeking the size of the K value of the correlation, the use of the Fourier matrix and haar matrix of inner product.)

点云曲面建模，基于距离函数，运用移动最小二乘法，拟合曲面，提取等值面，用于散乱点云的快速三角网格构建(Point cloud surface modeling, based on the distance function, the use of moving least squares method, fitting surface, isosurface extraction for fast scattered point cloud build triangular mesh)

本算法是基于数值计算中的SQP编写的MATLAB程序。非常实用的一个小程序。(This algorithm is based on the numerical calculation of SQP written MATLAB program. Very practical one small program.)