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Step * of Lemma rev_perm_wf

∀n:ℕ. (↔p{n} ∈ Sym(n))
BY
{ ((Unfolds ``rev_perm sym_grp`` 0 THEN UnivCD) THENA Auto) }

1
1. n : ℕ
⊢ mk_perm(rev_permf(n);rev_permf(n)) ∈ Perm(ℕn)

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Latex:

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Latex:
\mforall{}n:\mBbbN{}.  (\mrightleftharpoons{}p\{n\}  \mmember{}  Sym(n))


By

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Latex:
((Unfolds  ``rev\_perm  sym\_grp``  0  THEN  UnivCD)  THENA  Auto)

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