Def OrderMonoidIso.unitsWithZero

Modification history

2025-07-23 21:12
Mathlib/Algebra/Order/Hom/Monoid.lean
chore(Algebra/Order/Hom/Monoid): separate MonoidWithZero material into separate file (#27337) …
Modified OrderMonoidIso.unitsWithZeroView on Github →
2024-11-17 16:59
Mathlib/Algebra/Order/Hom/Monoid.lean
feat: `(WithZero α)ˣ` is isomorphic to `α` as an ordered group (#18986) …
Added OrderMonoidIso.unitsWithZeroView on Github →