Step
*
of Lemma
prior-as-rec-bind-class-in_wf
∀[Info,A:Type]. ∀[X:EClass(A)]. ∀[i:Top + bag(A) + Top].  (prior-as-rec-bind-class-in(X;i) ∈ EClass(bag(A) + (bag(A)?)))
BY
{ ProveWfLemma }
Latex:
Latex:
\mforall{}[Info,A:Type].  \mforall{}[X:EClass(A)].  \mforall{}[i:Top  +  bag(A)  +  Top].
    (prior-as-rec-bind-class-in(X;i)  \mmember{}  EClass(bag(A)  +  (bag(A)?)))
By
Latex:
ProveWfLemma
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