Hi Im studying for my final and have always been uneasy about countable and uncountable sets. I know the reals are uncountable but what about subsets of the reals, ie is (1,2) countable? (0,5)? etc..

Thanks

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- Dec 7th 2009, 11:48 AMscubasteve123countable and uncountable sets
Hi Im studying for my final and have always been uneasy about countable and uncountable sets. I know the reals are uncountable but what about subsets of the reals, ie is (1,2) countable? (0,5)? etc..

Thanks - Dec 7th 2009, 12:40 PMtonio