Fraunhoferdiffraction

caiyang 演示采样定理,时域采样,频谱周期延拓 不错的源码(Caiyang demo sampling theorem, the time domain sampling, spectrum cycle continuation good source)

pscad application course

说明：  图纸保存格式为dxf,此开发包能识别dxf文件的各种图形和尺寸(Drawing feature recognition development kit)

利用此代码可画龙曲线，此代码仅供参考，希望大家学习并改进，(use of this code can be a dragon painted curves, the code for reference purposes only, we hope to learn and improve, thank you)

PSCAD下调用matlab进行傅里叶分析的实例。因节点数超过15个，需要高于在学生版PSCAD中运行。(Example case for fourier analysis calulation using MATLAB.This case will not run on the Student Edition of PSCAD because it has more than 15 nodes! )

generating the sine wave without using the command with using cordic algorithm

该VB程序可以将外部输入的数据以图形的方式画出，提供了一个参考,并有图形刷新功能，很详细的介绍了VB的画图功能(The VB program can draw the external input of data in graphical form, to provide a reference, and graphics refresh function, a very detailed description of the VB drawing functions )

说明：  用ncl计算气象资料多年降水的eof前两个模态并作图(Calculating EOF of precipitation with NCL and mapping)

说明：  应用matlab实现对平凸透镜的平行入射光线的追踪和仿真(Realize ray tracing and simulation of plano-convex lenses)

画画的,一个简简单单的画画的小型的C++编的软件(Paint of, a Chien is simple painting of list of small scaled C++weave of software)