Construction of the extremal function for a functional on the class $H_\omega^{(n)}$

D. V. Gorbachev

Tula State University

Abstract: For a functional on the class $H_\omega^{(n)}$, $n\ge3$, we construct the extremal function on which the upper bound obtained by A. I. Stepanets is attained.

UDC: 517.5

Received: 08.03.1994
Revised: 25.02.1996

DOI: 10.4213/mzm1531

 English version: Mathematical Notes, 1997, 61:4, 430–439

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