Theorem IsUnit.val_inv_unit'

Modification history

2024-01-09 09:25
Mathlib/Algebra/Group/Units.lean
feat: `a / b = c / d ↔ a * d = c * b` when `b`, `d` commute (#9389) …
Modified IsUnit.val_inv_unit'View on Github →
2023-08-23 10:05
Mathlib/Algebra/Hom/Units.lean
fix: `simps` config for `Units` (#6514)
Added IsUnit.val_inv_unit'View on Github →