TY - JOUR AU - V. A. Il'in TI - A componentwise localization principle and componentwise equiconvergence with a trigonometric series for expansions in root vectors of the Schr\"odinger operator with a matrix potential JO - Doklady Akademii Nauk PY - 1991 SP - 539 EP - 542 VL - 319 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1991_319_3_a5/ LA - ru ID - DAN_1991_319_3_a5 ER -