Banach空间上基本完全的双正交系成为无条件基的充要条件  

The necessary and sufficient condition which fundamental and total biorthogonal system in Banach spaces beUnconditional basis

作　　者：徐春霞[1] 贾瑞娟[1] 

机构地区：[1]河北建筑科技学院,河北邯郸056038

出　　处：《河北建筑科技学院学报》2002年第2期84-86,共3页Journal of Hebei Institute of Architectural Science & Technology

摘　　要：本文利用BK空间和乘子空间的性质 ,讨论了在不含C0 的C0py的Banach空间上基本完全的双正交系成为无条件基的充要条件。Utilizing the theories of BK spaces and multiplier spaces, this paper discuss the necessary and sufficient condition which fundamental and total biorthogonal system in Banach spaces which don't contain copy of is unconditional basis.

关 键 词：BANACH空间 双正交系 BK空间 乘子空间 无条件基 

分 类 号：O177[理学—数学]