Step
*
of Lemma
fresh-sig-protocol1_wf
∀[s:SES]. ∀[bss:Basic1 List].  (FreshSignatures(bss) ∈ ℙ')
BY
{ (Auto THEN Unfold `fresh-sig-protocol1` 0 THEN Assert ⌈SecurityData ∈ 𝕌'⌉⋅ THEN Auto) }
Latex:
Latex:
\mforall{}[s:SES].  \mforall{}[bss:Basic1  List].    (FreshSignatures(bss)  \mmember{}  \mBbbP{}')
By
Latex:
(Auto  THEN  Unfold  `fresh-sig-protocol1`  0  THEN  Assert  \mkleeneopen{}SecurityData  \mmember{}  \mBbbU{}'\mkleeneclose{}\mcdot{}  THEN  Auto)
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