what do you mean uncountable? You can't count integer?
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送交者: steven 于 2006-12-19, 16:48:55:
回答: It is about countable vs uncountable not finite vs infinite 由 HunHunSheng 于 2006-12-19, 16:23:08:
The definition of a countable infinite set is that the cardinal of the set is equal to the cardinal of I.
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