TY - JOUR AU - N. Temirgaliyev AU - N. Zh. Nauryzbayev AU - A. A. Shomanova TI - Approximative possibilities of computational aggregates of the ``Smolyak type'' with Dirichlet, Fejer and Vall\'ee-Poussin kernels in the scale of Ul'yanov classes JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2015 SP - 75 EP - 81 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2015_7_a8/ LA - ru ID - IVM_2015_7_a8 ER -