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Step * of Lemma cubical-term-at_wf1

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∀[X:j⊢]. ∀[A:{X ⊢ _}]. ∀[u:{X ⊢ _:A}]. ∀[I:fset(ℕ)]. ∀[a:X(I)].  (u(a) ∈ A(a))
BY
{ (Auto THEN DVar `u' THEN ProveWfLemma) }

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Latex:

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Latex:
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\mforall{}[X:j\mvdash{}].  \mforall{}[A:\{X  \mvdash{}  \_\}].  \mforall{}[u:\{X  \mvdash{}  \_:A\}].  \mforall{}[I:fset(\mBbbN{})].  \mforall{}[a:X(I)].    (u(a)  \mmember{}  A(a))


By

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Latex:
(Auto  THEN  DVar  `u'  THEN  ProveWfLemma)

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