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Theorem
multiset.count_eq_zero
Modification history
2020-12-05 20:21
src/data/multiset/basic.lean
chore(data/multiset/basic): make `card` a bundled `add_monoid_hom` (#5228) …
Modified
multiset.count_eq_zero
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2017-11-19 05:53
data/multiset/basic.lean
feat(data/multiset): filter, count, distrib lattice
Added
multiset.count_eq_zero
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