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v3
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Mathlib v3 is deprecated.
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Commit
2018-02-08 22:39
6ef721ea
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feat(data/finset): not_mem theorems Adapted from
#44
Estimated changes
Modified
data/finset.lean
added
theorem
finset.not_mem_singleton
added
theorem
finset.not_mem_union
Modified
logic/basic.lean
added
theorem
ne_of_mem_of_not_mem