摘要
给出了一个关于外测度有限可加性的充要条件,从而有助于深入理解测度与外测度两个重要概念之间的区别与联系。
A necessary and sufficient condition of the finite additivity of outer measure is given,then the difference and the relation between measure and outer can be better under-stood.
出处
《曲阜师范大学学报(自然科学版)》
CAS
1994年第1期81-83,共3页
Journal of Qufu Normal University(Natural Science)
关键词
测度
外测度
次可加性
有限可加性
measure outer measure μ ̄*-measurable set subadditivity