English

Envelopes created by circle families in the plane

Differential Geometry 2023-05-10 v3

Abstract

In this paper, on envelopes created by circle families in the plane, all four basic problems (existence problem, representation problem, problem on the number of envelopes, problem on relationships of definitions) are solved.

Cite

@article{arxiv.2301.04478,
  title  = {Envelopes created by circle families in the plane},
  author = {Yongqiao Wang and Takashi Nishimura},
  journal= {arXiv preprint arXiv:2301.04478},
  year   = {2023}
}

Comments

some minor mistakes revisd

R2 v1 2026-06-28T08:09:20.690Z