Theorem CategoryTheory.InjectiveResolution.neg_extMk

Modification history

2026-10-18 07:19
Mathlib/CategoryTheory/Abelian/Injective/Ext.lean
feat(Category/Abelian/Injective): interaction between `InjectiveResolution.extMk` and the connecting morphism (#43224) …
Modified CategoryTheory.InjectiveResolution.neg_extMkView on Github →
2025-12-28 17:51
Mathlib/CategoryTheory/Abelian/Injective/Ext.lean
feat(CategoryTheory): computing Ext-groups using an injective resolution (#32105) …
Added CategoryTheory.InjectiveResolution.neg_extMkView on Github →