The best trigonometric and bilinear approximations for functions of many variables from the classes $B^r_{p, \theta}$. II

• Datum: 1993
• Hauptverfasser: Romanyuk, A. S., Романюк, А. С.
• Format: Artikel
• Sprache: Russisch; Englisch
• Veröffentlicht: Institute of Mathematics, NAS of Ukraine 1993
• Online Zugang: https://umj.imath.kiev.ua/index.php/umj/article/view/5946
• Назва журналу: Ukrains’kyi Matematychnyi Zhurnal

The order estimates are obtained for the best trigonometric and bilinear approximations of the classes $B^r_{p, \theta}$ of functions of many variables with respect to the metric $L_q$ when $p$ and $q$ satisfy certain relations.