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916823d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 | import Mathlib
open CategoryTheory Limits
universe u₁ v₁ u₂ v₂
variable {C : Type u₁} [Category.{v₁} C]
variable {E : Type u₂} [Category.{v₂} E]
theorem colimit_is_leftKanExtension_along_to_terminal
(F : C ⥤ E) (K : C ⥤ PUnit) [HasColimit F] [K.HasLeftKanExtension F] :
Nonempty ((K.leftKanExtension F).obj PUnit.unit ≅ colimit F) := by
sorry |