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Theorem dfinsupp.sum_sub_index

Modification history

2021-02-04 18:03
src/data/dfinsupp.lean
chore(data/dfinsupp): add simp lemmas about sum_add_hom, remove commutativity requirement (#5939) …
Modified dfinsupp.sum_sub_indexView on Github →
2020-04-28 17:54
src/data/dfinsupp.lean
chore(data/dfinsupp): use more precise `decidable` requirement (#2535) …
Modified dfinsupp.sum_sub_indexView on Github →
2018-11-06 12:40
data/dfinsupp.lean
feat(linear_algebra): direct sum
Added dfinsupp.sum_sub_indexView on Github →