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Step * of Lemma unique_set_wf

∀[T:Type]. ∀[P:T ⟶ ℙ].  ({!x:T | P[x]} ∈ Type)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[T:Type].  \mforall{}[P:T  {}\mrightarrow{}  \mBbbP{}].    (\{!x:T  |  P[x]\}  \mmember{}  Type)


By

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Latex:
ProveWfLemma

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