Nuprl Lemma : rel-immediate_wf

∀[T:Type]. ∀[R:T ⟶ T ⟶ ℙ].  (R! ∈ T ⟶ T ⟶ ℙ)


Proof




Definitions occuring in Statement :  rel-immediate: R!,  uall: ∀[x:A]. B[x],  prop: ℙ,  member: t ∈ T,  function: x:A ⟶ B[x],  universe: Type
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  rel-immediate: R!,  so_lambda: λ2x.t[x],  so_apply: x[s],  prop: ℙ
Lemmas referenced :  and_wf,  all_wf,  not_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  introduction,  cut,  lambdaEquality,  lemma_by_obid,  sqequalHypSubstitution,  isectElimination,  thin,  applyEquality,  hypothesisEquality,  sqequalRule,  hypothesis,  axiomEquality,  equalityTransitivity,  equalitySymmetry,  functionEquality,  cumulativity,  universeEquality,  isect_memberEquality,  because_Cache

Latex:
\mforall{}[T:Type].  \mforall{}[R:T  {}\mrightarrow{}  T  {}\mrightarrow{}  \mBbbP{}].    (R!  \mmember{}  T  {}\mrightarrow{}  T  {}\mrightarrow{}  \mBbbP{})



Date html generated: 2016_05_15-PM-04_53_09
Last ObjectModification: 2015_12_27-PM-02_32_16

Theory : general


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