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Step * of Lemma pi1_wf_top

∀[T:Type]. ∀[p:T × Top].  (fst(p) ∈ T)
BY
{ Auto }

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Latex:

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Latex:
\mforall{}[T:Type].  \mforall{}[p:T  \mtimes{}  Top].    (fst(p)  \mmember{}  T)


By

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Latex:
Auto

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