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v3
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Mathlib v3 is deprecated.
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Theorem
finset.ssubset_insert
Modification history
2022-02-12 19:33
src/data/finset/basic.lean
chore(data/finset/basic): Golf and compress (#11987) …
Modified
finset.ssubset_insert
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2017-12-06 16:21
data/finset.lean
feat(data/finset): add ssubset
Added
finset.ssubset_insert
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