Nuprl Lemma : ma-declx_wf 0,22

M:MsgA, x:Id. x declared in M  Prop 
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DefinitionsId, t  T, x:AB(x), xt(x), Top, a:A fp B(a), IdDeq, x  dom(f), b, Prop, x declared in M, MsgA
Lemmasmsga wf, assert wf, fpf-dom wf, id-deq wf, fpf-trivial-subtype-top, Id wf

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