TY - JOUR AU - O. L. Vinogradov AU - A. Yu. Ulitskaya TI - Optimal subspaces for mean square approximation of classes of differentiable functions on the half-line JO - Zapiski Nauchnykh Seminarov POMI PY - 2024 SP - 44 EP - 65 VL - 539 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2024_539_a2/ LA - ru ID - ZNSL_2024_539_a2 ER -