English

A sharp bound on the number of self-intersections of a trigonometric curve

Complex Variables 2024-12-10 v1

Abstract

We obtain a sharp bound on the number of self-intersections of a closed planar curve with trigonometric parameterization. Moreover, we show that a generic curve of this form is normal in the sense of Whitney.

Keywords

Cite

@article{arxiv.2407.12572,
  title  = {A sharp bound on the number of self-intersections of a trigonometric curve},
  author = {Sergei Kalmykov and Leonid V. Kovalev},
  journal= {arXiv preprint arXiv:2407.12572},
  year   = {2024}
}