TY - JOUR AU - H. A. Kamalyan TI - Operator analogue of Bernstein theorem JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2014 SP - 16 EP - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2014_1_a2/ LA - en ID - UZERU_2014_1_a2 ER -