Nuprl Lemma : es-Trans_wf 11,40

es:event_system{i:l}. 
es-Trans(es)
 i:Idk:Kndkindcase(ka.(es-V(es)(i,a)); l,t.(es-M(es)(l,t)))es_state(esi)es_state
 (esi
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Definitionst  T, f(a), rationals, x:AB(x), Id, x:AB(x), subtype(ST), EState(T), b, IdLnk, Type, x,yt(x;y), xt(x), kindcase(ka.f(a); l,t.g(l;t)), Knd, suptype(ST), P  Q, es-T(es), es_vartype(esix), es-Trans(es), es_state(esi), es-M(es), es-V(es), x:A  B(x), event_system{i:l}
Lemmasevent system wf, Knd wf, kindcase wf, IdLnk wf, EState wf, Id wf, rationals wf

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