本文列举了一维基本形间射影对应的各种定义，并证明了它们之间的等价性。
The article lists four kinds of definitions of projective correspondences in one-dimensional basic figures, and proves that those are equivalent.
在两线束射影对应中，当两线束中心为非固有点时，两线束的射影关系式如何确定？本文给出了适当的解析方法。
In this paper, a proper analytic methods is proposed for determining the projective formulas when their centers are improper points between two line pencils of projective correspondence.
应用推荐