Nuprl Lemma : until-class_local

∀[Info,B,C:Type]. ∀[X:EClass(B)]. ∀[Y:EClass(C)].  (LocalClass(X) ⇒ LocalClass(Y) ⇒ LocalClass((X until Y)))


Proof




Definitions occuring in Statement :  until-class: (X until Y),  local-class: LocalClass(X),  eclass: EClass(A[eo; e]),  uall: ∀[x:A]. B[x],  implies: P ⇒ Q,  universe: Type
Lemmas :  until-class-program_wf,  local-class_wf,  eclass_wf,  es-E_wf,  event-ordering+_subtype,  event-ordering+_wf

Latex:
\mforall{}[Info,B,C:Type].  \mforall{}[X:EClass(B)].  \mforall{}[Y:EClass(C)].
    (LocalClass(X)  {}\mRightarrow{}  LocalClass(Y)  {}\mRightarrow{}  LocalClass((X  until  Y)))



Date html generated: 2015_07_22-PM-00_02_20
Last ObjectModification: 2015_01_28-AM-09_53_24

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