Nuprl Lemma : deq-member_wf 11,40

A:Type, eq:EqDecider(A), L:(A List), x:A. deq-member(eq; x; L)   
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Definitionsx:A. B(x), t  T, deq-member(eq; x; L)
Lemmasreduce wf, bool wf, bor wf, eqof wf, bfalse wf, deq wf

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