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Robot test: Trying to capitalize "Set theory" category link
Since the natural numbers are [[Well-Ordering Theorem|well-ordered]] it is immediate that any countable set can also be well-ordered. Arbitrary uncountable sets can only be well-ordered through use of the [[axiom of choice]].
Since the natural numbers are [[Well-Ordering Theorem|well-ordered]] it is immediate that any countable set can also be well-ordered. Arbitrary uncountable sets can only be well-ordered through use of the [[axiom of choice]].
[[Category:Set theory]]
[[Category:Set theory]] [[Category:Set Theory]]