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说明：  matlab经典教程，很全面，非常适合初学者。(matlab classic tutorial, very comprehensive, very suitable for beginners.)

说明：  本程序为带有偏微分的PID控制程序，很好的解决了传统PID控制的不足。(This program is the PID control with partial program, a good solution to the shortage of traditional PID control.)

说明：  编写定步长复化Simpson公式与变步长（自适应）复化Simpson公式的通用程序，并用变步长（自适应）复化Simpson公式计算π的近似值.(Complex Simpson formula)

说明：  DSSS is the source code to generate the following things

SEP gitu loh. eng ih eng

生成TB-SMA势函数的文件，TB-SMA势函数是一种描述金属非常好的势函数(This code is generate the TB-SMA poential.and TB-SMA is very useful when U need to describe the metal)

古典密码学中的一些实现加密的算法，用Matlab实现的。(Classical Cryptography to achieve some of the encryption algorithm, using Matlab to achieve.)

说明：  本书以MATLAB作为仿真环境，系统地介绍了滑模变结构控制的几种先进的控制方法。本书凝练了作者多年来从事控制系统教学和科研工作的经验，同时融入了国内外同行近年来取得的最新成果。(This book uses MATLAB as the simulation environment to systematically introduce several advanced control methods of sliding mode variable structure control. This book condenses the author's years of experience in teaching and scientific research on control systems, and at the same time incorporates the latest achievements made by domestic and foreign counterparts in recent years.)

模拟通信系统中，幅度调制及频率调制的代码，调制与解调，应用matlab实现。(Analog communication systems, amplitude modulation and frequency modulation code, modulation and demodulation, the application of matlab.)

动态电压恢复器，该模型主要包括电源模型（Grid）、DVR模型（涵盖有电力电子元件、控制环节及直流电源）、非线性敏感负荷（Non Linear Load）；(Dynamic voltage restorer)