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Step * of Lemma int-vec-add_wf

∀[as,bs:ℤ List].  (as + bs ∈ ℤ List)
BY
{ (RepeatFor 2 (InductionOnList) THEN (UnivCD THENA Auto) THEN RecUnfold `int-vec-add` 0 THEN Reduce 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[as,bs:\mBbbZ{}  List].    (as  +  bs  \mmember{}  \mBbbZ{}  List)


By

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Latex:
(RepeatFor  2  (InductionOnList)
  THEN  (UnivCD  THENA  Auto)
  THEN  RecUnfold  `int-vec-add`  0
  THEN  Reduce  0
  THEN  Auto)

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