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Step * of Lemma rec-combined-class-1-classrel

∀[B,F,X,es,e,v:Top].  (v ∈ F|X,Prior(self)|(e) ~ v ∈ F|X, Prior(F|X,Prior(self)|)|(e))
BY
{ ((UnivCD THENA Auto)
   THEN RepUR ``classrel rec-combined-class-1 simple-comb-2 simple-comb`` 0
   THEN RW (AddrC [1] (RecUnfoldC `rec-combined-class`)) 0
   THEN Reduce 0
   THEN Auto) }

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Latex:

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Latex:
\mforall{}[B,F,X,es,e,v:Top].    (v  \mmember{}  F|X,Prior(self)|(e)  \msim{}  v  \mmember{}  F|X,  Prior(F|X,Prior(self)|)|(e))


By

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Latex:
((UnivCD  THENA  Auto)
  THEN  RepUR  ``classrel  rec-combined-class-1  simple-comb-2  simple-comb``  0
  THEN  RW  (AddrC  [1]  (RecUnfoldC  `rec-combined-class`))  0
  THEN  Reduce  0
  THEN  Auto)

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