Nuprl Lemma : eclass-cond_wf

[Info,B:Type]. ∀[X:EClass(B ⟶ B)]. ∀[Y:EClass(B)].  (eclass-cond(X;Y) ∈ EClass(B))


Proof




Definitions occuring in Statement :  eclass-cond: eclass-cond(X;Y) eclass: EClass(A[eo; e]) uall: [x:A]. B[x] member: t ∈ T function: x:A ⟶ B[x] universe: Type
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T eclass-cond: eclass-cond(X;Y) eclass: EClass(A[eo; e]) subtype_rel: A ⊆B so_lambda: λ2y.t[x; y] so_apply: x[s1;s2]

Latex:
\mforall{}[Info,B:Type].  \mforall{}[X:EClass(B  {}\mrightarrow{}  B)].  \mforall{}[Y:EClass(B)].    (eclass-cond(X;Y)  \mmember{}  EClass(B))



Date html generated: 2016_05_16-PM-02_14_26
Last ObjectModification: 2015_12_29-AM-11_50_29

Theory : event-ordering


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