Nuprl Lemma : iterated_classrel_invariant1

[Info,A,S:Type]. ∀[init:Id ─→ bag(S)]. ∀[f:A ─→ S ─→ S]. ∀[X:EClass(A)].
  ∀es:EO+(Info)
    ∀[P:S ─→ ℙ]
      ((∀s:S. Dec(P[s]))
       (∀e:E. ∀v:S.
            ((∀s:S. (s ↓∈ init loc(e)  P[s]))
             (∀a:A. ∀s:S.  (P[s]  P[f s]))
             iterated_classrel(es;S;A;f;init;X;e;v)
             P[v])))


Proof




Definitions occuring in Statement :  iterated_classrel: iterated_classrel(es;S;A;f;init;X;e;v) eclass: EClass(A[eo; e]) event-ordering+: EO+(Info) es-loc: loc(e) es-E: E Id: Id decidable: Dec(P) uall: [x:A]. B[x] prop: so_apply: x[s] all: x:A. B[x] implies:  Q apply: a function: x:A ─→ B[x] universe: Type bag-member: x ↓∈ bs bag: bag(T)
Lemmas :  es-causl-swellfnd event-ordering+_subtype less_than_transitivity1 less_than_irreflexivity int_seg_wf decidable__equal_int subtype_rel-int_seg false_wf le_weakening subtract_wf int_seg_properties le_wf nat_wf zero-le-nat lelt_wf es-causl_wf sq_stable_from_decidable es-first_wf2 bool_cases subtype_base_sq bool_wf bool_subtype_base eqtt_to_assert eqff_to_assert assert_of_bnot iterated_classrel_wf all_wf bag-member_wf es-loc_wf equal_wf es-E_wf int_seg_subtype-nat decidable__lt not-equal-2 condition-implies-le minus-add minus-minus minus-one-mul add-swap add-commutes add-associates add_functionality_wrt_le zero-add le-add-cancel-alt less-iff-le le-add-cancel set_wf less_than_wf primrec-wf2 decidable__le not-le-2 sq_stable__le add-zero add-mul-special zero-mul decidable_wf eclass_wf event-ordering+_wf Id_wf bag_wf iff_weakening_equal and_wf member_wf es-pred_wf es-pred-locl es-causl_weakening es-loc-pred
\mforall{}[Info,A,S:Type].  \mforall{}[init:Id  {}\mrightarrow{}  bag(S)].  \mforall{}[f:A  {}\mrightarrow{}  S  {}\mrightarrow{}  S].  \mforall{}[X:EClass(A)].
    \mforall{}es:EO+(Info)
        \mforall{}[P:S  {}\mrightarrow{}  \mBbbP{}]
            ((\mforall{}s:S.  Dec(P[s]))
            {}\mRightarrow{}  (\mforall{}e:E.  \mforall{}v:S.
                        ((\mforall{}s:S.  (s  \mdownarrow{}\mmember{}  init  loc(e)  {}\mRightarrow{}  P[s]))
                        {}\mRightarrow{}  (\mforall{}a:A.  \mforall{}s:S.    (P[s]  {}\mRightarrow{}  P[f  a  s]))
                        {}\mRightarrow{}  iterated\_classrel(es;S;A;f;init;X;e;v)
                        {}\mRightarrow{}  P[v])))



Date html generated: 2015_07_17-PM-00_23_48
Last ObjectModification: 2015_02_04-PM-05_36_11

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