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Step * of Lemma bag-parts'_wf

∀[T:Type]
  ∀[eq:EqDecider(T)]. ∀[x:T]. ∀[bs:bag(T)].  (bag-parts'(eq;bs;x) ∈ bag(bag(T) List+)) supposing valueall-type(T)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[T:Type]
    \mforall{}[eq:EqDecider(T)].  \mforall{}[x:T].  \mforall{}[bs:bag(T)].    (bag-parts'(eq;bs;x)  \mmember{}  bag(bag(T)  List\msupplus{})) 
    supposing  valueall-type(T)


By

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Latex:
ProveWfLemma

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