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Step * of Lemma es-interface-sublist_wf

∀[Info:Type]. ∀[es:EO+(Info)]. ∀[X:EClass(Top)]. ∀[z:E List].  (es-interface-sublist(X;z) ∈ E(X) List)
BY
{ (Unfold `es-interface-sublist` 0 THEN InductionOnList THEN Reduce 0 THEN Auto) }

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Latex:


\mforall{}[Info:Type].  \mforall{}[es:EO+(Info)].  \mforall{}[X:EClass(Top)].  \mforall{}[z:E  List].
    (es-interface-sublist(X;z)  \mmember{}  E(X)  List)


By

(Unfold  `es-interface-sublist`  0  THEN  InductionOnList  THEN  Reduce  0  THEN  Auto)

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