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Step * of Lemma names-deq_wf

∀[I:fset(ℕ)]. (NamesDeq ∈ EqDecider(names(I)))
BY
{ ((ProveWfLemma THEN Unfold `names` 0) THEN Auto) }

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Latex:

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Latex:
\mforall{}[I:fset(\mBbbN{})].  (NamesDeq  \mmember{}  EqDecider(names(I)))


By

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Latex:
((ProveWfLemma  THEN  Unfold  `names`  0)  THEN  Auto)

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