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Step * of Lemma is-prior-val-iff-prior-interface

∀[Info,T:Type]. ∀[X:EClass(T)]. ∀[es:EO+(Info)]. ∀[e:E].  uiff(↑e ∈b (X)';↑e ∈b prior(X))
BY
{ (Auto
   THEN Auto
   THEN (RWO "is-prior-val is-prior-interface" 0 THENA Auto)
   THEN RWO "is-prior-val is-prior-interface" (-1)
   THEN Auto) }

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Latex:

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Latex:
\mforall{}[Info,T:Type].  \mforall{}[X:EClass(T)].  \mforall{}[es:EO+(Info)].  \mforall{}[e:E].    uiff(\muparrow{}e  \mmember{}\msubb{}  (X)';\muparrow{}e  \mmember{}\msubb{}  prior(X))


By

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Latex:
(Auto
  THEN  Auto
  THEN  (RWO  "is-prior-val  is-prior-interface"  0  THENA  Auto)
  THEN  RWO  "is-prior-val  is-prior-interface"  (-1)
  THEN  Auto)

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