Waist of balls in hyperbolic and spherical spaces
arXiv:1702.07513 · doi:10.1093/imrn/rny037
Abstract
In this paper we find a tight estimate for Gromov's waist of the balls in spaces of constant curvature, deduce the estimates for the balls in Riemannian manifolds with upper bounds on the curvature (-spaces), and establish similar result for normed spaces.