Recent questions tagged countable-uncountable-set

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Is there any relation between countability and well ordering? I mean if a set is well ordered, does it have any influence on it being countable and vice versa?
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How the set of all non-decreasing functions from N to N are countable?How the set of all finite partitions of N are uncountable?
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If the set of all words over alphabet S is countable thenAny language over S must be finite.at least one language over must be uncountable.any language over S is countabl...