Communications of the
Korean Mathematical Society
CKMS

ISSN(Print) 1225-1763 ISSN(Online) 2234-3024

Article

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Commun. Korean Math. Soc. 2003; 18(2): 243-249

Printed June 1, 2003

Copyright © The Korean Mathematical Society.

The radial derivatives on weighted Bergman spaces

Si Ho Kang, Ja Young Kim

Sookmyung Women's University, Sookmyung Women's University

Abstract

We consider weighted Bergman spaces and radial deri-vatives on the spaces. We also prove that for each element $f$ in $B^{p,r}$, there is a unique $\widetilde{f}$ in $B^{p,r}$ such that $f$ is the radial derivative of $\widetilde{f}$ and for each $f \in \mathcal{B}^{r}(i)$, $f$ is the radial derivative of some element of $\mathcal{B}^{r}(i)$ if and only if $\displaystyle \lim_{t \to \infty} f(tz) = 0$ for all $z \in H$.

Keywords: weighted Bergman spaces, Bergman kernels, half-plane, radial derivatives

MSC numbers: Primary 31B05, 31B10; Secondary 32A36