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Step * of Lemma bag_wf

∀[T:Type]. (bag(T) ∈ Type)
BY
{ (ProveWfLemma THEN BLemma `permutation-equiv` THEN Auto) }

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Latex:

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Latex:
\mforall{}[T:Type].  (bag(T)  \mmember{}  Type)


By

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Latex:
(ProveWfLemma  THEN  BLemma  `permutation-equiv`  THEN  Auto)

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