TY - JOUR AU - N. T. Amanov TI - Approximation of functions continuous on a~half-line by Szasz--Mirak'yan operators JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1987 SP - 27 EP - 28 VL - 180 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1987_180_a5/ LA - ru ID - TM_1987_180_a5 ER -