Nuprl Lemma : es-interface-restrict-disjoint

[Info,A:Type]. ∀[I:EClass(A)]. ∀[P:es:EO+(Info) ─→ E ─→ ℙ]. ∀[p:∀es:EO+(Info). ∀e:E.  Dec(P[es;e])].
  (I|p) ∩ (I|¬p) 0


Proof




Definitions occuring in Statement :  es-interface-disjoint: X ∩ 0 es-interface-co-restrict: (I|¬p) es-interface-restrict: (I|p) eclass: EClass(A[eo; e]) event-ordering+: EO+(Info) es-E: E decidable: Dec(P) uall: [x:A]. B[x] prop: so_apply: x[s1;s2] all: x:A. B[x] function: x:A ─→ B[x] universe: Type
Lemmas :  es-is-interface-restrict es-is-interface-co-restrict assert_wf in-eclass_wf es-interface-restrict_wf top_wf es-interface-subtype_rel2 es-E_wf event-ordering+_subtype es-interface-co-restrict_wf event-ordering+_wf all_wf decidable_wf eclass_wf

Latex:
\mforall{}[Info,A:Type].  \mforall{}[I:EClass(A)].  \mforall{}[P:es:EO+(Info)  {}\mrightarrow{}  E  {}\mrightarrow{}  \mBbbP{}].
\mforall{}[p:\mforall{}es:EO+(Info).  \mforall{}e:E.    Dec(P[es;e])].
    (I|p)  \mcap{}  (I|\mneg{}p)  =  0



Date html generated: 2015_07_20-PM-03_32_17
Last ObjectModification: 2015_01_27-PM-10_16_20

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