命令模式-基本代码

运筹学是现代管理学的一门重要专业基础课。它是20世纪30年代初发展起来的一门新兴学科，其主要目的是在决策时为管理人员提供科学依据，是实现有效管理、正确决策和现代化管理的重要方法之一。该学科是一应用数学和形式科学的跨领域研究，利用统计学、数学模型和算法等方法，去寻找复杂问题中的最佳或近似最佳的解答。运筹学经常用于解决现实生活中的复杂问题，特别是改善或优化现有系统的效率。 研究运筹学的基础知识包括实分析、矩阵论、随机过程、离散数学和算法基础等。而在应用方面，多与仓储、物流、算法等领域相关。因此运筹学与应用数学、工业工程、计算机科学、经济管理等专业密切相关。( Operations research is an important basic course of modern management. It is the beginning of the 1930s developed a new discipline, its main purpose is to provide management decision-making scientific basis, it is to achieve effective management, one of the important decisions the right way and modern management. The interdisciplinary research discipline is a form of applied mathematics and science, using statistical, mathematical models and algorithms and other methods to find the complex issues in the best or near-best solution. Operations research is often used to solve complex problems in real life, especially to improve or optimize the efficiency of existing systems. Basics of operations research include real analysis, matrix theory, stochastic processes, discrete mathematics and algorithms base and the like. In the application, more associated with warehousing, logistics, algorithms and other fields. Therefore, operations research is closely related to applied mathematics, indu)

此程序为潮流计算中的导纳矩阵程序，是潮流计算中的一部分。-This program is the trend of the admittance matrix of the calculation procedure is part of the trend calculation.

刘金琨编著的《滑模变结构控制matlab仿真(第三版)先进控制系统设计方法》,《滑模变结构控制matlab仿真(第三版)基本理论与设计方法》MATLAB程序，滑模控制第三版上下部MATLAB程序代码；刘金琨滑模控制第三版上下部最新程序，对照程序可以复现书中的仿真图(Matlab simulation for sliding mode control edited by Liu Jinkun "(Third Edition)" the design method of the advanced control system, "matlab simulation for sliding mode control (Third Edition)" the basic theory and design method of sliding mode control MATLAB program, version third on the lower MATLAB code; Liu Jin Kun sliding mode control version third upper and lower part of the new procedures, the control program can reproduce the simulation map in the book)

说明：  使用扰动观察法实现最大功率跟踪，使用电容电压外环，电感电流内环实现单位功率因数的并网逆变器双环控制。(The method of disturbance observation is used to realize the maximum power tracking, the outer loop of capacitor voltage and the inner loop of inductor current are used to realize the double loop control of grid connected inverter with unit power factor.)

IDT无线充电15W发射PCB参考图，brd文件格式(IDT wireless charging, 15W emission, PCB reference map)

说明：  Some file for this site to shut the f up.

基本混沌优化算法，有助于初学者对混沌算法的学习。(Basic chaotic optimization algorithm, which helps beginners to learn the chaotic algorithm.)

说明：  供求信息网站源码，语言asp,有后台管理功能(Supply and demand information website source code, language asp, with background management function)

opencms 千寻汉化包，也是从别人那里借来的，希望对大家有用。-opencms_zh

操作系统用的进一步理解各种算法的性能，并且进一步理解各种页面替换算法的优缺点。 -operating system with the further understanding of algorithms, and to further understanding of pages replacement algorithm are discussed.