Nuprl Lemma : bar-separation_wf

∀[T,S:Type].  (BarSep(T;S) ∈ ℙ')


Proof




Definitions occuring in Statement :  bar-separation: BarSep(T;S),  uall: ∀[x:A]. B[x],  prop: ℙ,  member: t ∈ T,  universe: Type
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  bar-separation: BarSep(T;S),  prop: ℙ,  so_lambda: λ2x.t[x],  implies: P ⇒ Q,  so_apply: x[s]
Lemmas referenced :  all_wf,  list_wf,  dec-predicate_wf,  jbar_wf,  or_wf,  tbar_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  introduction,  cut,  sqequalRule,  thin,  instantiate,  lemma_by_obid,  sqequalHypSubstitution,  isectElimination,  functionEquality,  cumulativity,  hypothesisEquality,  hypothesis,  universeEquality,  lambdaEquality,  axiomEquality,  equalityTransitivity,  equalitySymmetry,  isect_memberEquality,  because_Cache

Latex:
\mforall{}[T,S:Type].    (BarSep(T;S)  \mmember{}  \mBbbP{}')



Date html generated: 2016_05_14-PM-04_09_25
Last ObjectModification: 2015_12_26-PM-07_54_33

Theory : fan-theorem


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