Theorem multiset.sum_map_singleton
Modification history
2021-12-25 19:14
src/algebra/big_operators/multiset.lean
split(algebra/big_operators/multiset): Split off `data.multiset.basic` (#11043) …
Modified multiset.sum_map_singletonView on Github →2021-08-21 21:43
src/data/multiset/basic.lean
chore(data/multiset/basic): consistently use singleton notation (#8786)
Modified multiset.sum_map_singletonView on Github →2020-10-19 22:45
src/data/multiset/basic.lean
chore(data/multiset): add a few lemmas (#4697)
Added multiset.sum_map_singletonView on Github →