Step
*
of Lemma
eclass2-bag_wf
∀[Info,B,C:Type]. ∀[X:EClass(bag(B) ─→ bag(C))]. ∀[Y:EClass(B)].  (eclass2-bag(X;Y) ∈ EClass(C))
BY
{ ProveWfLemma }
Latex:
\mforall{}[Info,B,C:Type].  \mforall{}[X:EClass(bag(B)  {}\mrightarrow{}  bag(C))].  \mforall{}[Y:EClass(B)].    (eclass2-bag(X;Y)  \mmember{}  EClass(C))
By
ProveWfLemma
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