Nuprl Lemma : eclass-union_wf

[Info,A:Type]. ∀[X:EClass(bag(A))].  (eclass-union(X) ∈ EClass(A))


Proof




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

Latex:
\mforall{}[Info,A:Type].  \mforall{}[X:EClass(bag(A))].    (eclass-union(X)  \mmember{}  EClass(A))



Date html generated: 2016_05_16-PM-02_08_19
Last ObjectModification: 2015_12_29-PM-02_28_01

Theory : event-ordering


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