A Denjoy counterexample for circle maps with an half-critical point
Dynamical Systems
2018-05-14 v2
Abstract
Modifying Hall's idea in "A C^{\infty} Denjoy counterexample" we construct an example of homeomorphism of the circle which is a Denjoy counterexample (i.e. it is not conjugated to a rotation) and which is a C^{\infty}-diffeomorphism everywhere except in a flat half-critical point.
Cite
@article{arxiv.1401.7863,
title = {A Denjoy counterexample for circle maps with an half-critical point},
author = {Liviana Palmisano},
journal= {arXiv preprint arXiv:1401.7863},
year = {2018}
}