Nuprl Lemma : update-spec-vars_wf 11,40

ds:fpf(Id; x.Type), da:fpf(Knd; k.Type), upd:update-spec(ds; da).
update-spec-vars(upd)  (Id List) 
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Definitionsupdate-spec(ds; da), update-spec-vars(upd), map(f; as), fpf-domain(f), type List, , decl-state(ds), ma-valtype(da; k), t.1, x:AB(x), fpf-cap(f; eq; x; z), id-deq, t.2, x.A(x), void, x:A  B(x), Knd, fpf(A; a.B(a)), x:A. B(x), x. t(x), Type, t  T, Id, top
Lemmasfpf-domain wf, fpf-trivial-subtype-top, map wf, Id wf, fpf wf, Knd wf, pi2 wf, id-deq wf, fpf-cap wf, pi1 wf, ma-valtype wf, decl-state wf, nat wf

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