Mathlib Changelog
v3
Changelog
About
Github
Mathlib v3 is deprecated.
Go to Mathlib v4
Theorem
units.mul_eq_one_iff_inv_eq
Modification history
2022-06-11 08:59
src/algebra/group/units.lean
feat(algebra/{group,hom}/units): Units in division monoids (#14212) …
Added
units.mul_eq_one_iff_inv_eq
View on Github →