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Step * of Lemma p-co-restrict_wf

∀[A,B:Type]. ∀[f:A ⟶ (B + Top)]. ∀[P:A ⟶ ℙ]. ∀[p:∀x:A. Dec(P[x])].  (p-co-restrict(f;p) ∈ A ⟶ (B + Top))
BY
{ (Unfold `p-co-restrict` 0 THEN Auto)⋅ }

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Latex:

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Latex:
\mforall{}[A,B:Type].  \mforall{}[f:A  {}\mrightarrow{}  (B  +  Top)].  \mforall{}[P:A  {}\mrightarrow{}  \mBbbP{}].  \mforall{}[p:\mforall{}x:A.  Dec(P[x])].
    (p-co-restrict(f;p)  \mmember{}  A  {}\mrightarrow{}  (B  +  Top))


By

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Latex:
(Unfold  `p-co-restrict`  0  THEN  Auto)\mcdot{}

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