2 papers
math.DG2026
Submanifolds of class and sets with positive -reach
Vincent Borrelli, Jean-Baptiste Follet, Boris Thibert
It is well-known since the seminal work of Herbert Federer [Trans. of the AMS, 1959] that submanifolds of class have positive reach. In this paper, we extend this propert…
math.DG2023
The Hyperbolic Plane in
Vincent Borrelli, Roland Denis, Francis Lazarus +2
We build an explicit isometric embedding of the hyperbolic plane whose image is relatively compact. Its limit set is a closed curve o…