Commit 2023-12-26 12:09 9d8e41e6
View on Github →feat(CategoryTheory/Triangulated): Functor.mapTriangle commutes with the shift (#9073)
If F : C ⥤ D
is an additive functor which commutes with a shift by ℤ
, then F.mapTriangle : Triangle C ⥤ Triangle D
also commutes with the shift.