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Step * of Lemma once-class_wf

∀[Info,A:Type]. ∀[X:EClass(A)].  ((X once) ∈ EClass(A))
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[Info,A:Type].  \mforall{}[X:EClass(A)].    ((X  once)  \mmember{}  EClass(A))


By

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Latex:
ProveWfLemma

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