Nuprl Lemma : implies-es-pred2 0,22

es:ES, e, e':E. first(e)  pred(e)  e'   (e' <loc e)  e' = pred(e) 
latex


DefinitionsP & Q, (e <loc e'), False, P  Q, A, t  T, x:A. B(x), Prop, E, ES, first(e), b, pred(e), e  e' 
Lemmases-le-trans2, es-le wf, es-pred wf, not wf, assert wf, es-first wf, event system wf, implies-es-pred, es-E wf, es-axioms, es-locl wf

origin