Nuprl Lemma : causally-op-related_wf 11,40

es:ES, PQ:(E), TT':Type, R:(TT').
(e:E. P(e (valtype(eT))
 (e:E. Q(e (valtype(eT'))
 (e.P(eop e.Q(e) with R  
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Definitionse.P(eop e'.Q(e') with R, x:AB(x), P & Q, x:A  B(x), (e.P(ea.f(a) e'.Q(e')) with R, a.f(a) is c preserving on e.P(e), xt(x), {x:AB(x)} , P  Q, x(s), f(a), valtype(e), x:AB(x), E, x:AB(x), , Type, t  T, ES
Lemmasevent system wf, es-E wf, es-valtype wf, causale-order-preserving wf, causal-bijection wf

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