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Step * of Lemma per-partial_wf

∀[T:Type]. ∀[x,y:Base].  (per-partial(T;x;y) ∈ ℙ)
BY
{ (Auto THEN Unfold `per-partial` 0 THEN RepeatFor 2 (MemCD) THEN Try (BLemma `equal-wf-base`) THEN Auto) }

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Latex:

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Latex:
\mforall{}[T:Type].  \mforall{}[x,y:Base].    (per-partial(T;x;y)  \mmember{}  \mBbbP{})


By

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Latex:
(Auto
  THEN  Unfold  `per-partial`  0
  THEN  RepeatFor  2  (MemCD)
  THEN  Try  (BLemma  `equal-wf-base`)
  THEN  Auto)

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