TY - JOUR AU - S. M. Semenov TI - Polynomial approximation of symmetric functions in a Hilbert space JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1972 SP - 87 EP - 88 VL - 6 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1972_6_1_a19/ LA - ru ID - FAA_1972_6_1_a19 ER -