TY - JOUR AU - M. K. Potapov AU - S. K. Tankaeva TI - On the structural characteristics of functions with a given order of best approximation by algebraic polynomials JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1994 SP - 46 EP - 54 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1994_1_a10/ LA - ru ID - VMUMM_1994_1_a10 ER -