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Step * of Lemma list-match_wf

∀[A,B:Type]. ∀[R:A ⟶ B ⟶ ℙ]. ∀[as:A List]. ∀[bs:B List].  (list-match(as;bs;a,b.R[a;b]) ∈ ℙ)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[A,B:Type].  \mforall{}[R:A  {}\mrightarrow{}  B  {}\mrightarrow{}  \mBbbP{}].  \mforall{}[as:A  List].  \mforall{}[bs:B  List].    (list-match(as;bs;a,b.R[a;b])  \mmember{}  \mBbbP{})


By

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Latex:
ProveWfLemma

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