摘要
用形数结合的观点和极小值法,研究了四维空间中两直线间的距离问题,并给出了相应的计算公式。
By taking the strategy of uniting geometry with algebra and using the method of minimal value, the distance problems between a line and a line in four dimensional space are investigated and the caculation formula are given.
出处
《山东建筑工程学院学报》
1998年第4期75-79,共5页
Journal of Shandong Institute of Architecture and Engineering
关键词
四维空间
极小值法
距离
画法几何
four dimensional space
the minimal value method
distance