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Step * of Lemma flip_wf

∀[k:ℕ]. ∀[i,j:ℕk].  ((i, j) ∈ ℕk ⟶ ℕk)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[k:\mBbbN{}].  \mforall{}[i,j:\mBbbN{}k].    ((i,  j)  \mmember{}  \mBbbN{}k  {}\mrightarrow{}  \mBbbN{}k)


By

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Latex:
ProveWfLemma

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