摘要
比较了弱基与基的异同,同时还研究了弱基在投影映射下的性质,并以Arens空间S_2为例对一些不成立的命题给出了反例.
The differences are investigated between bases and weak bases,and the properties of weak bases under project maps are discussed in this paper.Some counterexamples are given by using Arens spaces S_2.
出处
《南开大学学报(自然科学版)》
CAS
CSCD
北大核心
2010年第6期48-55,共8页
Acta Scientiarum Naturalium Universitatis Nankaiensis
基金
Supported by the NSF of China(10571151)
partially supported by Beijing Municipal Commission of Education,China(KM200710028003)