Nuprl Lemma : es-pred_wf

∀[the_es:EO]. ∀[e:E].  pred(e) ∈ E supposing ¬↑first(e)


Proof




Definitions occuring in Statement :  es-first: first(e),  es-pred: pred(e),  es-E: E,  event_ordering: EO,  assert: ↑b,  uimplies: b supposing a,  uall: ∀[x:A]. B[x],  not: ¬A,  member: t ∈ T
Lemmas :  es-pred-wf-base,  assert_wf,  es-dom_wf,  not_wf,  es-first_wf,  es-E_wf,  event_ordering_wf,  decidable__assert,  es-eq-E-wf-base,  bor_wf,  bnot_wf,  or_wf,  iff_transitivity,  iff_weakening_uiff,  assert_of_bor,  assert_of_bnot
\mforall{}[the$_{es}$:EO].  \mforall{}[e:E].    pred(e)  \mmember{}  E  supposing  \mneg{}\muparrow{}first(e)



Date html generated: 2015_07_17-AM-08_35_05
Last ObjectModification: 2015_01_27-PM-02_58_49

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