Toeplitz operators and Herz spaces on the half-space

被引:7
作者
Choe, Boo Rim [1 ]
Nam, Kyesook [2 ]
机构
[1] Korea Univ, Dept Math, Seoul 136701, South Korea
[2] Hanshin Univ, Dept Math, Gyeonggi 447791, South Korea
关键词
Toeplitz operator; Schatten-Herz class; harmonic Bergman space; half-space;
D O I
10.1007/s00020-007-1526-9
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
On the setting of the half-space we introduce the Schatten-Herz classes of Toeplitz operators and obtain characterizations for positive Toeplitz operators to belong to those classes. We also prove results concerning the boundedness and compactness of Toeplitz operators with Herz symbols. Such a study has been recently done on the ball. At a critical step of the proofs we employ a, much simplified argument to extend the range of parameters for Herz spaces on which the Berezin transform is bounded. Our results show not only that most of results on the ball continue to hold, but also that there is some pathology caused by the unboundedness of the domain.
引用
收藏
页码:501 / 521
页数:21
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