二次曲线动弦中点轨迹的求导方法  

A DERIVATION METHOD FOR TRACE OF MOVING MEDIAN CHORD OF QUADRIC CURVE

作　　者：彭敦刚[1] 

机构地区：[1]湖北大学数学系

出　　处：《湖北大学学报（自然科学版）》1989年第1期35-40,共6页Journal of Hubei University：Natural Science

摘　　要：本文通过求导方法求出二次曲线动弦中点的轨迹方程,使教学分析的应用得到了某些扩展.In this paper, trace equations for moving median chord of Quadric curve by derivation method are given, and Some applications of Mathematics Ananysis are extended partly.

关 键 词：二次曲线 动弦中点 轨迹方程 

分 类 号：O182.1[理学—数学]