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JOURNALS // Proceedings of the Yerevan State University, series Physical and Mathematical Sciences // Archive

Proceedings of the YSU, Physical and Mathematical Sciences, 2017 Volume 51, Issue 1, Pages 3–7 (Mi uzeru322)

This article is cited in 1 paper

Mathematics

Weighted spaces of functions harmonic in the unit ball

A. I. Petrosyan, K. L. Avetisyan

Chair of General Mathematics YSU, Armenia

Abstract: We introduce the Banach spaces $h_{\infty}(\varphi)$, $h_{0}(\varphi)$ and $h^{1}(\psi)$ functions harmonic in the unit ball $B\subset\mathbb{R}^n$. These spaces depend on weight functions $\varphi$, $\psi$. We prove that if $\varphi$ and $\psi$ form a normal pair, then $h^{1}(\psi)^*\sim h_{\infty}(\varphi)$ and $h_{0}(\varphi)^*\sim h^{1}(\psi)$.

Keywords: Banach space, harmonic function, weight function, duality.

MSC: Primary 30H05; Secondary 46E15

Received: 04.06.2016
Accepted: 13.01.2017

Language: English



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