Theorem CharacterModule.dual_surjective_iff_injective

Modification history

2024-03-02 17:21
Mathlib/Algebra/Module/CharacterModule.lean
feat(RingTheory/Flat/Basic): a module is flat iff tensoring preserves injectivity of linear maps (#9120)
Modified CharacterModule.dual_surjective_iff_injectiveView on Github →
2024-02-28 22:21
Mathlib/Algebra/Module/CharacterModule.lean
feat : rework enough-injectiveness proof of groups using character module (#8559) …
Added CharacterModule.dual_surjective_iff_injectiveView on Github →