TY - JOUR AU - S. V. Bochkarev TI - A Fourier series in an arbitrary bounded orthonormal system that diverges on a set of positive measure JO - Doklady Akademii Nauk PY - 1975 SP - 35 EP - 36 VL - 225 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_225_1_a7/ LA - ru ID - DAN_1975_225_1_a7 ER -