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Step * of Lemma ftype_wf

∀s:DSet. ∀a:MSet{s}.  (FTy{s}(a) ∈ Type)
BY
{ ((Unfold `ftype` 0) THEN Auto) }

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Latex:

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Latex:
\mforall{}s:DSet.  \mforall{}a:MSet\{s\}.    (FTy\{s\}(a)  \mmember{}  Type)


By

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Latex:
((Unfold  `ftype`  0)  THEN  Auto)

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