By the method of "Every open set in R" is the union of an at most countable collection of disjoint connected open sets", the paper deals with some problems of countability in real analysis.
摘要
“平面
互不相交的若干开集所成之族至多
”
基点，对一些相关结果给
了全新的直观化证
。
性By the method of "Every open set in R" is the union of an at most countable collection of disjoint connected open sets", the paper deals with some problems of countability in real analysis.
摘要“平面互不相交的若干开集所成之族至多”基点，对一些相关结果给了全新的直观化证。
声
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