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Step * of Lemma RankEx2_Prod-prod_wf

∀[S,T:Type]. ∀[v:RankEx2(S;T)].  RankEx2_Prod-prod(v) ∈ RankEx2(S;T) × S × T supposing ↑RankEx2_Prod?(v)
BY
{ DepprodCoDatatypeSelectorWf }

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Latex:

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Latex:
\mforall{}[S,T:Type].  \mforall{}[v:RankEx2(S;T)].
    RankEx2\_Prod-prod(v)  \mmember{}  RankEx2(S;T)  \mtimes{}  S  \mtimes{}  T  supposing  \muparrow{}RankEx2\_Prod?(v)


By

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Latex:
DepprodCoDatatypeSelectorWf

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