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GEOMETRY is a collection of routines for geometric calculations in 2, 3 and N space. These calculations include angles, areas, containment, distances, intersection, nearest point, and volumes. The objects considered include points, lines, line segments, polygons, planes, polyhedra and vectors.-GEOMETRY is a collection of routines for geometric calculations in 2, 3 and N space. These calculations include angles, areas, containment, distances, intersection, nearest point, and volumes. The objects considered include points, lines, line segments, polygons, planes , polyhedra and vectors.

用vb读写图形文件-used to read and write graphics files

Canny 边缘检测算法 检测效果不错，很有用。-Canny Operator is Useful for edge detection

js动态实现图片缩放比例，区别于普通的图片控件往往使用图片失真。-js dynamic realization of image scaling, different from the normal picture control is often used to image distortion.

通过设置菜单功能，实现对应的长方形，直线，圆的绘制，以及对鼠标的当前位置在状态栏显示-By setting the menu functions, the realization of the corresponding rectangle, straight line, draw a circle, as well as the current mouse position in the status bar shows

模拟windows绘图功能，绘图编程入门之经典程序-simulation windows graphics, graphics programming domain procedures classic

CC2431单片机原理图，支持802.15.4Mac层协议，在多种无线应用中作为无线传输模块。-CC2431 single-chip schematic to support 802.15.4Mac layer protocol, in a variety of wireless applications as wireless transmission module.

实现最陡下降法,研究步长因子和特征扩散度对收敛速度的影响-Achieve the steepest descent method to study the characteristics of step length factor and the proliferation of degree of influence on the convergence rate

De Boor s algorithm is a generalization of de Casteljau s algorithm. It provides a fast and numerically stable way for finding a point on a B-spline curve given a u in the domain.

本程序支持BMP图象的拉普拉斯处理-supported the BMP image processing Laplace