(1) Faculty of Mathematics, University of Technology Chemnitz, 09107 Chemnitz, Germany;(2) Department of Mathematics, University of Houston-Clear Lake, Houston, TX 77058 USA
Abstract:
Summary The purpose of this paper is to establish extremal values for inner and outer radii of the unit ball of a Minkowski space for the Holmes--Thompson and Busemann measures. Furthermore, we confirm a conjecture of C. A. Rogers and G. C. Shephard on ellipsoids.