TY - GEN AU - Nikolskii,S.M. TI - Approximation of functions of several variables and imbedding theorems SN - 0387064427 U1 - 510 PY - 1975/// CY - Berlin PB - New York : Springer-Verlag KW - Approximation theory KW - Embedding theorems KW - Functional analysis N1 - Includes indexes; Translation of Priblizhenie funk�t�si�i mnogikh peremennykh; Bibliography: p. [403]-414 ER -