Local singularities of chord sets

被引：0

作者：

L. P. Stunzhas

机构：

[1] Moscow State University,

来源：

Mathematical Notes | 2008年 / 83卷

关键词：

smooth curves in ; chord set; local singularity; smooth curve; germ of a curve; diffeomorphism; projective invariance;

D O I：

暂无

中图分类号：

学科分类号：

摘要：

In the present paper, we classify the local singularities of chord sets, i.e., of the envelopes of two-parameter families of straight lines connecting pairs of points on two smooth curves in ℝ3; we also present geometric criteria for the chord set to have a given local singularity.

引用

页码：257 / 273

页数：16