学术报告:Linear combinations of composition operators with linear symbols on a Hilbert space of Dirichlet series

报 告 人:王茂发 教授
报告时间: 2020年 9月29 日(星期二)  9:00-10:00
报告地点: 数学与信息学院数学系205

摘要:On the Hilbert space of Dirichlet series with square summable coefficients, we show that the linear combinations of two composition operators induced by linear symbols are compact only when each one of them is compact. Moreover, such rigid behavior holds partially for some more general symbol.


报告人简介:王茂发,武汉大学数学与统计学院教授、博士生导师,研究领域为函数空间及其上的算子理论,主持国家自然科学基金项目三项,在Journal of Functional Analysis, Mathematische Zeitschrift, Indiana University Mathematics Journal, Science China: Mathematics等重要学术期刊上发表论文五十余篇。


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