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Step * of Lemma free-from-atom-atom

∀[a,b:Atom1].  uiff(b#a:Atom1;¬(a = b ∈ Atom1))
BY
{ Auto }

1
1. a : Atom1
2. b : Atom1
3. b#a:Atom1
⊢ ¬(a = b ∈ Atom1)

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Latex:

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Latex:
\mforall{}[a,b:Atom1].    uiff(b\#a:Atom1;\mneg{}(a  =  b))


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Latex:
Auto

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