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Step * of Lemma lifting-1_wf

∀[A,B:Type]. ∀[f:A ⟶ B].  (lifting-1(f) ∈ bag(A) ⟶ bag(B))
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[A,B:Type].  \mforall{}[f:A  {}\mrightarrow{}  B].    (lifting-1(f)  \mmember{}  bag(A)  {}\mrightarrow{}  bag(B))


By

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Latex:
ProveWfLemma

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