English

A tangential approach to trigonometry

Classical Analysis and ODEs 2019-02-11 v1

Abstract

We construct the complex tangent as a meromorphic function in the plane, using an approach developed by Weierstrass in his characterization of analytic functions that satisfy algebraic addition theorems.

Cite

@article{arxiv.1902.03140,
  title  = {A tangential approach to trigonometry},
  author = {P. L. Robinson},
  journal= {arXiv preprint arXiv:1902.03140},
  year   = {2019}
}
R2 v1 2026-06-23T07:35:50.509Z