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零是不是最小的数
更新时间: 2020-08-19 00:00:00  

自然数即非负整数,是正整数和零的集合,在自然数中零是最小的数;

而数集包括:正整数集即除零之外的整数集,非负整数集也叫作自然数集,整数集,有理数集,实数集,虚数集,复数集;

所以在数集中不存在最小的数也不存在最大的数。

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