On the Boundary Injectivity Radius of Buser-Colbois-Dodziuk-Margulis Tubes

Abstract

We give a lower bound on the boundary injectivity radius of the Margulis tubes with smooth boundary constructed by Buser, Colbois, and Dodziuk. This estimate depends on the dimension and a curvature bound only.

arXiv commentSome changes and typos corrected following referees' reports. To appear in Ann. Global Anal. Geom., 12 pages