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Step * of Lemma fset-contains-none_wf

∀[T:Type]. ∀[eq:EqDecider(T)]. ∀[s:fset(T)]. ∀[Cs:T ⟶ fset(fset(T))].  (fset-contains-none(eq;s;x.Cs[x]) ∈ 𝔹)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[T:Type].  \mforall{}[eq:EqDecider(T)].  \mforall{}[s:fset(T)].  \mforall{}[Cs:T  {}\mrightarrow{}  fset(fset(T))].
    (fset-contains-none(eq;s;x.Cs[x])  \mmember{}  \mBbbB{})


By

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Latex:
ProveWfLemma

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