chap_4

产生GF（2^13）的元素，并且在文档中写出自然基表示(Generate GF (2 ^ 13) elements, and in the document to write natural-based express)

day la mot chuong trinh rat la thu vi, duoc su dung rong rai tren toan the gioi

本程序利用遗传算法实现对31个城市的旅行商为题的遍历(The program uses genetic algorithms to achieve the 31 cities traversed the theme of traveling salesman)

kalman滤波器的制作及仿真实现，这是主函数，运行即可(kalman filter and simulation of the production, which is the main function, you can run)

matlab code for cryptography

着重于matlab软件的基础学习及应用，适用于初学者，可以让你快速了解该软件并学会基本的应用(Matlab software focused on the basis of learning and application, suitable for beginners, allows you to quickly understand and learn the basic application software)

维基尼亚密码的matlab程序，解压m文件放在matlab工程目录即可！(matlab code for vigenere cipher)

用MATLAB语言实现有关基音检测算法，同时给出检测结果(MATLAB language of the pitch detection algorithm, and gives results)

it s important thing for development

静止无功发生器的仿真图形，证明其工作原理(STATCOM simulation graphics to prove it works)