到此又必须说「基数(Cardinal Number)和「超限数(transfinite Number)的概念。所谓基数,简而言之便是集合的元素数量;而超限数方面,简单来说就是代表实无穷的数。
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the theory of transfinite number 超穷数理论
transfinite cardinal number [数] 超限基数
transfinite ordinal number [数] 超限序数
以上来源于: WordNet
N a cardinal or ordinal number used in the comparison of infinite sets for which several types of infinity can be classified 超穷数
the set of integers and the set of real numbers have different transfinite numbers
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