M. I. Ganzburg, “A direct and inverse theorem on approximation by polynomials on the <nobr>$m$</nobr>- dimensional ball”, Trudy Mat. Inst. Steklov., 1987, Volume 180,Pages <nobr>91

JOURNALS // Trudy Matematicheskogo Instituta imeni V.A. Steklova // Archive

Trudy Mat. Inst. Steklov., 1987 Volume 180, Pages 91–92 (Mi tm1995)

A direct and inverse theorem on approximation by polynomials on the $m$- dimensional ball

M. I. Ganzburg

UDC: 517.518.823

English version: Proceedings of the Steklov Institute of Mathematics, 1989, 180, 103–105

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