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Step * of Lemma psdcff-inj-bijection

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∀[C:SmallCategory]. ∀[A,B:Type]. ∀[X:ps_context{j:l}(C)]. ∀[I:cat-ob(C)]. ∀[a:X(I)].
  Bij(presheaf-fun-family(C; X; discr(A); discr(B); I; a);A ⟶ B;λw.psdcff-inj(I;w))
BY
{ (Auto THEN D 0 THEN Auto) }

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1. [C] : SmallCategory
2. [A] : Type
3. [B] : Type
4. [X] : ps_context{j:l}(C)
5. [I] : cat-ob(C)
6. [a] : X(I)
⊢ Surj(presheaf-fun-family(C; X; discr(A); discr(B); I; a);A ⟶ B;λw.psdcff-inj(I;w))

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Latex:

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Latex:
No  Annotations
\mforall{}[C:SmallCategory].  \mforall{}[A,B:Type].  \mforall{}[X:ps\_context\{j:l\}(C)].  \mforall{}[I:cat-ob(C)].  \mforall{}[a:X(I)].
    Bij(presheaf-fun-family(C;  X;  discr(A);  discr(B);  I;  a);A  {}\mrightarrow{}  B;\mlambda{}w.psdcff-inj(I;w))


By

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Latex:
(Auto  THEN  D  0  THEN  Auto)

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