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初等图形在欧氏空间的实现问题
The Realization of Elementary Configurations in Euclidean Space
【摘要】 本文提出并解决了下列问题:设e1,e2,…,eN是预给了两两之间的度量的几何元素,包括点、超平面和超球。图形{e1,e2…,eN}能否在n维欧氏空间实现?如能实现,如何给出它们在某一坐标系中的坐标及方程?
【Abstract】 By "an elementary configuration" we mean a set of a finite number of points,oriented hyperplanes and oriented hyperspheres. In this paper, a complete solution of the following problems is given. Does there exist in Euclidean space a certain elementary configuration with a prescribed metric for each pair of its elements? If so, how can one find the coordinate representations of the elements of such a configuration?
【关键词】 初等图形;
次特征值;
伪欧空间;
【Key words】 elementary configuration; sub-eigenvalue; pseudo-Euclidean space;
【Key words】 elementary configuration; sub-eigenvalue; pseudo-Euclidean space;
【基金】 国家自然科学基金
- 【文献出处】 四川工业学院学报 ,JOURNAL OF SICHUAN INSTITUTE OF TECHNOLOGY , 编辑部邮箱 ,1995年02期
- 【分类号】O123.5
- 【下载频次】110