response

FFT快速傅里叶变换，用于数字信号处理，大大提高了运行速度，节省内存开销。C语言实现(FFT fast Fourier transform for digital signal processing, greatly improving the speed and save memory overhead. C language)

实现高斯厄米特积分，可以直接更换f函数，得到所求的积分(High the Sie Mitt integral to replace the f function, ask the integral )

信号维数的估计，计算一维光子晶体的透射特性和反射特性，小波包分析提取振动信号中的特征频率。( Signal dimension estimates, Calculated transmission characteristics and reflection characteristics of the one-dimensional photonic crystals, Wavelet packet analysis to extract vibration signal characteristic frequency.)

求解二阶变系数常微分方程,主要用于涡激振动中频率响应的计算(Solving second-order ordinary differential equations with variable coefficients)

晶体相场计算原子密度场分布和缺陷形成,基本程序，用于科学计算。基于Fortran 6.5编写，在其他应用程序中可能需要略微修改(Phase-field crystal modeling of atomic density field distribution)

系统仿真导论第一个实验程序，龙格库塔实验程序(Introduction The first experimental system simulation program, Runge-Kutta experimental procedures)

主要用来进行Umat子程序指导编程说明用的文件(The document is mainly used for writting a Umat project by fortran language.)

A FORTRAN IV function to compute the probability of a standard normal deviate

录音程序，音频录音fft程序，并加界面显示(radio record code)

该程序用fortran90编写，时域有限差分（FDTD)中的分裂场方法。解决了斜入射情况下周期结构的电磁散射问题。(FORTRAN90 prepared with the program, finite difference time domain (FDTD) method of splitting the market. Solved the case of oblique incidence of electromagnetic scattering from periodic structure issues.)