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Step * of Lemma decidable__list-closed2

∀[T:Type]. ∀L:T List. ∀f:T ⟶ (T List). ∀d:EqDecider(T).  Dec(list-closed(T;L;f))
BY
{ (Auto THEN Unfold `list-closed` 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[T:Type].  \mforall{}L:T  List.  \mforall{}f:T  {}\mrightarrow{}  (T  List).  \mforall{}d:EqDecider(T).    Dec(list-closed(T;L;f))


By

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Latex:
(Auto  THEN  Unfold  `list-closed`  0  THEN  Auto)

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