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Theorem unit_of_invertible_inv

Modification history

2021-07-07 15:54
src/algebra/invertible.lean
feat(algebra/group/units): teach `simps` about `units` (#8204) …
Deleted unit_of_invertible_invView on Github →
2020-07-21 21:58
src/algebra/invertible.lean
feat(algebra/invertible): invertible elements are units (#3499)
Added unit_of_invertible_invView on Github →