一个分形几何中最常用的递归算法所画的鸡冠花，仅几行代码。可以改变中间的宏定义以实现不同的图形，笔者还画出了树。-a fractal geometry of the most commonly used recursive algorithm painting cockscomb, just a few lines of code. The middle can be changed to achieve Acer different definition graphics, the author

电脑中画线的算法，实现了常用算法的画线。并且进行了封装，使得使用更加方便-In the computer drawing a line algorithm, achieves the algorithms painting line. And the encapsulation, make use more convenient

数学建模中常用的一些算法用matlab实现,可以作为一个library使用(Algorithms for some matlab in mathematical modeling, can be used as a library)