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Step * of Lemma eclass-union_wf

∀[Info,A:Type]. ∀[X:EClass(bag(A))].  (eclass-union(X) ∈ EClass(A))
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[Info,A:Type].  \mforall{}[X:EClass(bag(A))].    (eclass-union(X)  \mmember{}  EClass(A))


By

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Latex:
ProveWfLemma

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