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Re:How can 0 be natural number?

Posted by minidick at 2006-04-07 09:41:35 on Problem 1868
In Reply To:How can 0 be natural number? Posted by:kcm1700 at 2006-04-06 21:54:58
> How can 0 be natural number? It says in the problem.
高中以前一直是说自然数是大于0的整数
高一的课本上说包括0
就这个样子
^_^

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