Step * of Lemma tswap_wf

n:ℕ. ∀i,j:ℕn.  (swap{n}(i;j) ∈ ℕn ⟶ ℕn)
BY
ProveWfLemma }


Latex:


Latex:
\mforall{}n:\mBbbN{}.  \mforall{}i,j:\mBbbN{}n.    (swap\{n\}(i;j)  \mmember{}  \mBbbN{}n  {}\mrightarrow{}  \mBbbN{}n)


By


Latex:
ProveWfLemma




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