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Step * of Lemma fset-remove_wf

∀[T:Type]. ∀[eq:EqDecider(T)]. ∀[s:fset(T)]. ∀[x:T].  (fset-remove(eq;x;s) ∈ fset(T))
BY
{ (Unfold `fset-remove` 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[T:Type].  \mforall{}[eq:EqDecider(T)].  \mforall{}[s:fset(T)].  \mforall{}[x:T].    (fset-remove(eq;x;s)  \mmember{}  fset(T))


By

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Latex:
(Unfold  `fset-remove`  0  THEN  Auto)

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