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Step * of Lemma transitive-set_functionality

∀s1,s2:coSet{i:l}.  (seteq(s1;s2) ⇒ (transitive-set(s1) ⇐⇒ transitive-set(s2)))
BY
{ (Intros THEN (RWO "transitive-set-iff" 0 THENA Auto) THEN RWO "-1" 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}s1,s2:coSet\{i:l\}.    (seteq(s1;s2)  {}\mRightarrow{}  (transitive-set(s1)  \mLeftarrow{}{}\mRightarrow{}  transitive-set(s2)))


By

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Latex:
(Intros  THEN  (RWO  "transitive-set-iff"  0  THENA  Auto)  THEN  RWO  "-1"  0  THEN  Auto)

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