Mathlib Changelog
v3
Changelog
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Mathlib v3 is deprecated.
Go to Mathlib v4
Commit
2017-09-11 11:58
8ed673d0
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feat(data/set/countable): finite sets are countable
Estimated changes
Modified
data/encodable.lean
Modified
data/set/countable.lean
added
theorem
set.countable_Union
added
theorem
set.countable_finite
added
theorem
set.countable_insert
added
theorem
set.countable_union