此压缩文件夹包含22本c++方面的著作，如面向对象程序设计理论，算法，网络编程等等。十一部不可多得的c++经典合集，绝对超值，但对阅读者的英文要求较高。-this compressed folder contains 22 c++ books, for example: OO design theories, algorithms, network programing. It s a good colection of classic c++ books. Very worthy, but a

约束规划理论和相关算法设计的经典著作，约束规划作为求解资源受限的复杂优化问题，有较好的效果-a good tutorial to comstraint programming

非线性数值领域的经典著作，详细介绍了方法和理论(The classical works in nonlinear numerical field, and the methods and theories are introduced in detail)