2026-09-03 18:31
Mathlib/Algebra/Category/ModuleCat/Differentials/Presheaf.lean
feat(Algebra/Category/ModuleCat/Differentials): refactor the presheaf of differentials to use `PresheafOfModulesOfCommRing` (#43195)
Added PresheafOfModulesOfCommRing.Derivation.d_one