%0 Journal Article %A E. A. Gorbunov %A E. Vorontsova %A A. V. Gasnikov %T On the Upper Bound for the Expectation of the Norm of a Vector Uniformly Distributed on the Sphere and the Phenomenon of Concentration of Uniform Measure on the Sphere %J Matematičeskie zametki %D 2019 %P 13-23 %V 106 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2019_106_1_a1/ %G ru %F MZM_2019_106_1_a1