Powers and roots of Toeplitz operators

被引:16
作者
Louhichi, Issam [1 ]
机构
[1] Univ Bordeaux 1, UFR Math & Informat, F-33405 Talence, France
关键词
Toeplitz operators; Bergman space; Mellin transform;
D O I
10.1090/S0002-9939-06-08626-6
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We study the commutativity of two Toeplitz operators whose symbols are quasihomogeneous functions. We give a relationship between this commutativity and the roots ( or powers) of the Toeplitz operators. We use this to characterize Toeplitz operators with symbols in L-infinity(D) which commute with Toeplitz operators whose symbols are of the form e(ip theta)r(m).
引用
收藏
页码:1465 / 1475
页数:11
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