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Step * of Lemma ext-finite-nat-seq_wf

∀[f:finite-nat-seq()]. ∀[x:ℕ].  (ext-finite-nat-seq(f;x) ∈ ℕ ⟶ ℕ)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[f:finite-nat-seq()].  \mforall{}[x:\mBbbN{}].    (ext-finite-nat-seq(f;x)  \mmember{}  \mBbbN{}  {}\mrightarrow{}  \mBbbN{})


By

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Latex:
ProveWfLemma

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