Mathlib v3 is deprecated. Go to Mathlib v4

Theorem is_unit_of_mul_eq_one

Modification history

2022-03-10 21:17
src/algebra/group/units.lean
feat(algebra/group/to_additive + a few more files): make `to_additive` convert `unit` to `add_unit` (#12564) …
Modified is_unit_of_mul_eq_oneView on Github →
2020-05-18 13:38
src/algebra/group/is_unit.lean
refactor(algebra): merge init_.algebra into algebra (#2707) …
Modified is_unit_of_mul_eq_oneView on Github →
2020-04-03 12:34
src/algebra/group/is_unit.lean
feat(group_theory/monoid_localization): some homs induced on localizations: lift, map (#2118) …
Added is_unit_of_mul_eq_oneView on Github →