How support lines touch an arc
Metric Geometry
2019-07-25 v1
Abstract
We prove that each simple polygonal arc {\gamma} attains at most two pairs of support lines of given angle difference such that each pair has s1 < s2 < s3 that {\gamma}(s1) and {\gamma}(s3) are on one such line and {\gamma}(s2) is on the other line.
Cite
@article{arxiv.1907.10215,
title = {How support lines touch an arc},
author = {Wacharin Wichiramala},
journal= {arXiv preprint arXiv:1907.10215},
year = {2019}
}
Comments
unpublished note 2013