Transporting a complete indecomposable family through an equivalence #
theorem
MagnitudeConjecture.CategoryTheory.complete_indecomposable_family_of_equivalence
{C : Type u}
[CategoryTheory.Category.{v, u} C]
[CategoryTheory.Preadditive C]
[CategoryTheory.Limits.HasBinaryBiproducts C]
{D : Type u'}
[CategoryTheory.Category.{v', u'} D]
[CategoryTheory.Preadditive D]
[CategoryTheory.Limits.HasBinaryBiproducts D]
(E : C ≌ D)
[E.functor.Additive]
{ι : Type w}
(F : ι → D)
(hF : ∀ (Y : D), CategoryTheory.Indecomposable Y → ∃ (i : ι), Nonempty (Y ≅ F i))
(X : C)
(hX : CategoryTheory.Indecomposable X)
:
∃ (i : ι), Nonempty (X ≅ E.inverse.obj (F i))
Completeness transfers without unfolding the construction of the equivalence.