Step
*
of Lemma
member-eclass_wf
∀[T,U:Type]. ∀[X:EClass(U)]. ∀[es:EO+(T)]. ∀[e:E]. (e ∈b X ∈ 𝔹)
BY
{ ProveWfLemma }
Latex:
\mforall{}[T,U:Type]. \mforall{}[X:EClass(U)]. \mforall{}[es:EO+(T)]. \mforall{}[e:E]. (e \mmember{}\msubb{} X \mmember{} \mBbbB{})
By
ProveWfLemma
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