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信号处理中的一些变换性质，公式，以及一些定义与适用范围(Some signal processing transforms the nature of the formula, and some of the definitions and scope of application)

By the harmonic elimination technique,we can solve for the switching angles of a half bridge to cancel the 5th, 7th, 11th and 13th harmonics by the Newton Raphson iteration technique.

MATLAB® 揭秘 David McMahon 著 郑碧波 译本书是用MATLAB 进行科学计算，《MATLAB揭秘》中文版(MATLAB Secret David McMahon Zheng Bibo translation of the book Scientific Computing with MATLAB, MATLAB Secret " Chinese version)

交通信息能力测试 针对京津冀地区交通信息通信能力测试的程序(Ability to test traffic information Traffic information traffic information on Proficiency Test Proficiency Test proficiency tests traffic information Traffic information traffic information proficiency test proficiency test)

标准粒子群算法的实现思想基本按照粒子群算法(2)----标准的粒子群算法的讲述实现。主要分为3个函数。第一个函数为粒子群初始化函数(His thought of the implementation of the standard particle swarm algorithm according to the particle swarm algorithm (2)- the standard particle swarm algorithm about implementation. Mainly divided into three functions. The first function of particle swarm initialization function)

说明：  《模糊逻辑》（Fuzzy Logic）一书的例子程序，作者： Reza Langari("fuzzy logic" (Fuzzy Logic), an example of the procedure, the authors : Reza including)

遗传算法的一个07版本，可以让初学者有入门，让有一定基础的同志有进阶。(07 version of a genetic algorithm that allows beginners get started, so that some comrades are based Advanced.)

中心显示格式和修正中心显示格式求解poisson方程，矩形区域，狄利克雷边界情况！(Center display format and the correction center display format for solving poisson equations, rectangular area, Dirichlet boundary conditions!)

it shows the Antenna Directivity Pattern by using matlab

图的着色问题的计算程序，根据输入的矩阵计算(Calculation program graph of coloring problem，base on the input matrix to calculat)