Nuprl Lemma : class-opt-class_wf

[Info,T:Type]. ∀[X,Y:EClass(T)].  (X?Y ∈ EClass(T))


Proof




Definitions occuring in Statement :  class-opt-class: X?Y eclass: EClass(A[eo; e]) uall: [x:A]. B[x] member: t ∈ T universe: Type
Lemmas :  bag-null_wf bool_wf eqtt_to_assert assert-bag-null eqff_to_assert equal_wf bool_cases_sqequal subtype_base_sq bool_subtype_base assert-bnot equal-wf-T-base bag_wf es-E_wf event-ordering+_subtype eclass_wf event-ordering+_wf

Latex:
\mforall{}[Info,T:Type].  \mforall{}[X,Y:EClass(T)].    (X?Y  \mmember{}  EClass(T))



Date html generated: 2015_07_21-PM-02_42_09
Last ObjectModification: 2015_01_27-PM-09_38_52

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