各种最小二乘法汇总（算例及MATLAB程序）

详细介绍了CD4052的工作原理和应用，本手册无任何密码。请大家一起进行探讨。(CD4052 details of the working principle and applications, the manual without any password. Let us join hands to explore.)

说明：  belajar jaringan lanjut

Adobe Illustrator 开发指南，是学习图形插件体系的很有用的文档(Adobe Illustrator to develop guidelines for the study of graphics plug-in system very useful document)

北大群论讲义，作为老师讲的讲义，还算通俗易懂。(North group theory lectures, as teacher handouts, fairly easy to understand.)

PYTHON核心教程，PYTHON开发必读(PYTHON core curriculum, PYTHON development of reading)

这本书延伸科学畅销书“全球定位系统 - 理论与实践”，以涵盖全球导航卫星系统（GNSS），包括俄罗斯GLONASS，欧洲伽利略系统，以及其他系统。书是指在一般意义到GNSS来描述各种现有参考系统的坐标和时间，卫星轨道，卫星信号，可观察，数学模型的定位，数据处理，和数据转换。本书是一本大学级入门教材，目的是作为学生的参考以及为专业人士和科学家在大地测量领域，测量工程，导航和相关学科。(This book extends the scientific bestseller GPS- Theory and Practice to cover Global Navigation Satellite Systems (GNSS) and includes the Russian GLONASS, the European system Galileo, and additional systems. The book refers to GNSS in the generic sense to describe the various existing reference systems for coordinates and time, the satellite orbits, the satellite signals, observables, mathematical models for positioning, data processing, and data transformation. This book is a university-level introductory textbook and is intended to serve as a reference for students as well as for professionals and scientists in the fields of geodesy, surveying engineering, navigation, and related disciplines.)

详细介绍了利用Parks-McClellan算法设计FIR滤波器(Described in detail using Parks-McClellan algorithm for FIR filter design)

清华现代数字信号处理参考书籍、课程重点及复习大纲，清华电子工程系张颢(Tsinghua modern digital signal processing reference books, course outlines priorities and review, Tsinghua Electronic Engineering Zhang Hao)

一本编程算法书，全书共30章，提供了差分方程模型、变分法、马氏链模型、神经网络模型等十几个模型的编程方法。(A programming algorithm book, a total of 30 chapters, provides a differential equation model, variational method, Markov chain model, neural network model and so on more than a dozen models of programming methods.)

《Python网络数据采集》 第一部分　创建爬虫 第1章　初见网络爬虫 2 1．1　网络连接 2 1．2　BeautifulSoup简介 4 1．2．1　安装BeautifulSoup 5 1．2．2　运行BeautifulSoup 7 1．2．3　可靠的网络连接 8 第2章　复杂HTML解析 11 2．1　不是一直都要用锤子 11 2．2　再端一碗BeautifulSoup 12 2．2．1　BeautifulSoup的find()和findAll() 13 2．2．2　其他BeautifulSoup对象 15 2．2．3　导航树 16 ……(Python Network Data Acquisition)