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v4
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Theorem
Set.countable_unionᵢ
Modification history
2023-05-14 07:05
Mathlib/Data/Set/Countable.lean
chore: Rename to `sSup`/`iSup` (#3938) …
Deleted
Set.countable_unionᵢ
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2023-01-24 06:27
Mathlib/Data/Set/Countable.lean
Feat: port Data.Set.Countable (#1788)
Added
Set.countable_unionᵢ
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