MATHEMATICS

A constructive characterization of the spaces $B_{pq}^\psi[-1,1]$ by means of approximations by algebraic polynomials

V. A. Opershtein

Yaroslavl State University

UDC: 517.51

Presented: S. M. Nikol'skii
Received: 19.10.1988

 English version: Doklady Mathematics, 1990, 41:1, 101–104

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