cardinal theorem 中文意思是什麼
cardinal theorem
解釋
基本定理;取樣定理-
In order to prove the arbitrary cardinal number alexandroff - urysohn addition theorem put forward in 1923, the famous former soviet union topologist a. arhangel ' skii introduced network which is the important extension of base in 1959
1959年前蘇聯著名拓撲學家a arhangel ' skii為了證明1923年提出的任意基數的alexandroff - urysohn加法定理,引進了基概念的重要推廣? ?網路( network ) 。
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