Theorem isUnit_iff_eq_one

Modification history

2025-11-25 14:31
Mathlib/Algebra/Group/Units/Defs.lean
feat(Algebra): more instances of subsingleton units (#26110) …
Modified isUnit_iff_eq_oneView on Github →
2025-03-31 13:41
Mathlib/Algebra/Group/Units/Defs.lean
chore: make `isUnit_iff_eq_one` simp (#23484) …
Modified isUnit_iff_eq_oneView on Github →
2024-10-04 14:05
Mathlib/Algebra/Group/Units.lean
chore(*): assume `Subsingleton Mˣ` instead of `Unique Mˣ` (#17391) …
Modified isUnit_iff_eq_oneView on Github →
2024-01-14 12:14
Mathlib/Algebra/Group/Units.lean
feat: isUnit_iff_eq_one (#9706) …
Added isUnit_iff_eq_oneView on Github →