摘要
在B2(H)上引入了初等算子的概念,讨论了B2(H)上初等算子次正规的一些性质.给出了定义在B2(H)上初等算子次正规性的充分条件.
With the introduction of the concept of the elementary operator, some nature of the subnormality of the elementary operator defined in B2 (H) is discussed, and the sufficient conditions of the subnormality of the elementary operator are obtained.
出处
《云南民族大学学报(自然科学版)》
CAS
2009年第1期17-19,共3页
Journal of Yunnan Minzu University:Natural Sciences Edition
基金
咸阳师范学院科研基金资助项目(07XSYK290)
关键词
初等算子
次正规
近似点谱
elementary operator
subnormality
approximate point spectrum