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Mathlib.CategoryTheory.ObjectProperty.Opposite

The opposite of a property of objects #

The property of objects of Cᵒᵖ corresponding to P : ObjectProperty C.

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      The property of objects of C corresponding to P : ObjectProperty Cᵒᵖ.

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          The bijection Subtype P.opSubtype P for P : ObjectProperty C.

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              @[simp]
              theorem CategoryTheory.ObjectProperty.op_ofObj {C : Type u} [CategoryStruct.{v, u} C] {ι : Type u_1} (X : ιC) :
              (ofObj X).op = ofObj fun (i : ι) => Opposite.op (X i)
              @[simp]
              theorem CategoryTheory.ObjectProperty.unop_ofObj {C : Type u} [CategoryStruct.{v, u} C] {ι : Type u_1} (X : ιCᵒᵖ) :
              (ofObj X).unop = ofObj fun (i : ι) => Opposite.unop (X i)