TY - JOUR AU - E. A. Gorbunov AU - E. Vorontsova AU - A. V. Gasnikov TI - 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 JO - Matematičeskie zametki PY - 2019 SP - 13 EP - 23 VL - 106 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2019_106_1_a1/ LA - ru ID - MZM_2019_106_1_a1 ER -