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Step * of Lemma hdf-once_wf

∀[A,B:Type]. ∀[X:hdataflow(A;B)].  (hdf-once(X) ∈ hdataflow(A;B))
BY
{ ProveWfLemma }

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Latex:


\mforall{}[A,B:Type].  \mforall{}[X:hdataflow(A;B)].    (hdf-once(X)  \mmember{}  hdataflow(A;B))


By

ProveWfLemma

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