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April 25th, 2014, 12:00 PM   #1
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can anyone PLEASE! prove there's least nonempty limit ordinal? it's natural numbers, but I failed with jech-set theory.
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April 25th, 2014, 12:27 PM   #2
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All the ordinals smaller than $\omega$ are finite, right?
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April 25th, 2014, 03:21 PM   #3
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Yes. It's the least infinite and the least limit ordinal.
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