Nuprl Lemma : es-prior-interface-vals-nil

∀[Info:Type]. ∀[es:EO+(Info)]. ∀[A:Type]. ∀[X:EClass(A)]. ∀[e:E].  uiff(X(<e) = [] ∈ (A List);¬↑e ∈b prior(X))


Proof




Definitions occuring in Statement :  es-prior-interface: prior(X),  es-prior-interface-vals: X(<e),  in-eclass: e ∈b X,  eclass: EClass(A[eo; e]),  event-ordering+: EO+(Info),  es-E: E,  nil: [],  list: T List,  assert: ↑b,  uiff: uiff(P;Q),  uall: ∀[x:A]. B[x],  not: ¬A,  universe: Type,  equal: s = t ∈ T
Lemmas :  equal-wf-T-base,  list_wf,  null_cons_lemma,  bfalse_wf,  append_is_nil,  es-prior-interface-vals_wf,  cons_wf,  eclass-val_wf,  es-E_wf,  event-ordering+_subtype,  event-ordering+_wf,  es-E-interface-property,  es-interface-subtype_rel2,  top_wf,  eclass-val_wf2,  es-prior-interface_wf,  and_wf,  equal_wf,  null_wf3,  subtype_rel_list,  null_nil_lemma,  btrue_wf,  btrue_neq_bfalse,  es-prior-interface_wf0,  eclass_wf,  assert_functionality_wrt_uiff,  in-eclass_wf,  subtype_top,  squash_wf,  true_wf,  assert_wf,  es-prior-interface_wf1,  es-E-interface_wf

Latex:
\mforall{}[Info:Type].  \mforall{}[es:EO+(Info)].  \mforall{}[A:Type].  \mforall{}[X:EClass(A)].  \mforall{}[e:E].    uiff(X(<e)  =  [];\mneg{}\muparrow{}e  \mmember{}\msubb{}  prior(X))



Date html generated: 2015_07_21-PM-03_16_53
Last ObjectModification: 2015_01_27-PM-07_26_33

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