Nuprl Lemma : eclass-compose1_wf

[Info,A,B:Type]. ∀[f:bag(A) ─→ bag(B)]. ∀[X:EClass(A)].  (f X ∈ EClass(B))


Proof




Definitions occuring in Statement :  eclass-compose1: X eclass: EClass(A[eo; e]) uall: [x:A]. B[x] member: t ∈ T function: x:A ─→ B[x] universe: Type bag: bag(T)
Lemmas :  es-E_wf event-ordering+_subtype event-ordering+_wf bag_wf
\mforall{}[Info,A,B:Type].  \mforall{}[f:bag(A)  {}\mrightarrow{}  bag(B)].  \mforall{}[X:EClass(A)].    (f  o  X  \mmember{}  EClass(B))



Date html generated: 2015_07_17-PM-00_41_36
Last ObjectModification: 2015_01_27-PM-11_10_44

Home Index