Nuprl Lemma : pre-p-realizable 0,22

i:Id, T:Type, ds:x:Id fp Type, P:(State(ds)TProp).
Normal(T)
 Normal(ds)
 (s:State(ds). Dec(v:TP(s,v)))
 es.@i Precondition for "a"(v)
 es.@i P State(ds) (v:T
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DefinitionsId, P  Q, x:AB(x), es.P(es), x:AB(x), "$x", Prop, xt(x), t  T, x(s)
Lemmasnormal-ds wf, normal-type wf, decidable wf, Rpre wf, R-pre-rule, Id wf, decl-state wf, fpf wf, event system wf, pre-p wf, R-realizes wf

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