Nuprl Lemma : outr-or-class

[Info,A,B:Type]. [X:EClass(A)]. [Y:EClass(B)].  (outr-class(or-class(X;Y)) = Y)


Proof not projected




Definitions occuring in Statement :  or-class: or-class(X;Y) outr-class: outr-class(X) eclass: EClass(A[eo; e]) uall: [x:A]. B[x] universe: Type equal: s = t
Definitions :  uall: [x:A]. B[x] eclass: EClass(A[eo; e]) outr-class: outr-class(X) or-class: or-class(X;Y) member: t  T all: x:A. B[x] so_lambda: x y.t[x; y] eclass-compose1: f o X parallel-class: X || Y inl-class: inl-class(X) inr-class: inr-class(X) eclass-compose2: eclass-compose2(f;X;Y) implies: P  Q bag-mapfilter: bag-mapfilter(f;P;bs) pi2: snd(t) bag-separate: bag-separate(bs) so_apply: x[s1;s2] uimplies: b supposing a subtype: S  T bag-merge: bag-merge(as;bs)
Lemmas :  eclass-ext es-E_wf event-ordering+_inc outr-class_wf or-class_wf top_wf es-interface-top bag_wf eclass_wf event-ordering+_wf bag-separate-merge bag-subtype-list

\mforall{}[Info,A,B:Type].  \mforall{}[X:EClass(A)].  \mforall{}[Y:EClass(B)].    (outr-class(or-class(X;Y))  =  Y)


Date html generated: 2012_01_23-PM-12_25_26
Last ObjectModification: 2011_12_31-AM-11_53_44

Home Index