TY - JOUR AU - V. N. Temlyakov TI - Approximation of periodic functions of several variables by combinations of functions that depend on a~smaller number of variables JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1986 SP - 243 EP - 252 VL - 173 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1986_173_a18/ LA - ru ID - TM_1986_173_a18 ER -