Nuprl Lemma : hdf-ap-single-valued-except

[f:Name ─→ Type]. ∀[hdrs:Name List]. ∀[X:{X:msg-interface-hdf(f)| hdf-single-valued-except(f;hdrs;X)} ].
  ∀m:Message(f). (fst(X(m)) ∈ {X:msg-interface-hdf(f)| hdf-single-valued-except(f;hdrs;X)} )


Proof




Definitions occuring in Statement :  hdf-single-valued-except: hdf-single-valued-except(f;hdrs;X) msg-interface-hdf: msg-interface-hdf(f) Message: Message(f) name: Name list: List uall: [x:A]. B[x] pi1: fst(t) all: x:A. B[x] member: t ∈ T set: {x:A| B[x]}  function: x:A ─→ B[x] universe: Type hdf-ap: X(a)
Lemmas :  hdf-ap-invariant Id_wf single-valued-bag_wf msg-interface_wf bag-filter_wf bnot_wf deq-member_wf name-deq_wf msg-header_wf subtype_rel_bag assert_wf bag_wf Message_wf set_wf msg-interface-hdf_wf hdf-single-valued-except_wf list_wf name_wf

Latex:
\mforall{}[f:Name  {}\mrightarrow{}  Type].  \mforall{}[hdrs:Name  List].  \mforall{}[X:\{X:msg-interface-hdf(f)| 
                                                                                      hdf-single-valued-except(f;hdrs;X)\}  ].
    \mforall{}m:Message(f).  (fst(X(m))  \mmember{}  \{X:msg-interface-hdf(f)|  hdf-single-valued-except(f;hdrs;X)\}  )



Date html generated: 2015_07_22-PM-00_00_32
Last ObjectModification: 2015_01_28-AM-08_40_56

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