Theorem FiniteArchimedeanClass.toAddSubgroup_ball

Modification history

2026-01-16 16:52
Mathlib/Algebra/Order/Module/Archimedean.lean
refactor(Algebra/Order): change `MulArchimedeanClass.subgroup` to `FiniteArchimedeanClass.subgroup` (#32886) …
Added FiniteArchimedeanClass.toAddSubgroup_ballView on Github →