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说明：  用C语言编写多元线性回归方程，写得不好的地方请指教！(Using C language multiple linear regression equation, where poorly written, please advice!)

MAYLAB语言编写柯林斯公式的S-FFT及D-FFT计算程序，请读者自行根据需要修改(MAYLAB language Collins formula S-FFT and D-FFT calculation program, the reader according to their needs modification)

传输矩阵法用于计算光纤光栅的有效折射率，是一种经典的数学算法(Matrix function)

三相潮流计算，使用的是牛顿拉弗逊方法。迭代较快。是解决潮流的较有效的方法。(Three-phase power flow calculation, using Newton' s method Laffer Johnson. Iterate rapidly. The trend is to solve the more effective method.)

this is a source code written in the matlab format for the teaching learning optimization algorithm.

C++程序求两点距离 可以点入坐标点(C++ program distance between two points)

工程数学，积分变换，南京工学院数学教研组，内容包括傅立叶技术展开与拉普拉斯变换两大部分内容。(Engineering mathematics, integral transformation, Nanjing Institute of Technology mathematics teaching and research, including Fourier and Laplace transform technique to expand two parts content.)

针对多期随机规划问题，利用情景树方法来求解(For multi-period stochastic programming problems, the use of scenarios to solve Tree)

时域有限差分方法程序，网格为非均匀剖分的(FDTD method program, a non-uniform partition of the grid)

读取csv文件的数据，按要求拉算出平均数(Read csv file data, calculate the average number required to pull)