A Dynamic Non-Interference Algorithm for Rectangles;
一种矩形的动态不干涉算法
Fraunhofer-Diffraction on a class of figuresconstructed ellipse and rectangle;
一类椭圆与矩形围成图形的夫琅禾费衍射
Through comparing and analyzing several selective projects: rectangle (square), special hexagon and circle, a conclusion is made that in the wireless blind-chess guidin.