Nuprl Lemma : run_local_pred_maximal

M:Type ⟶ Type. ∀r:pRunType(P.M[P]). ∀e,x:runEvents(r).
  (run-event-step(x) < run-event-step(e)
   run-event-step(run_local_pred(r;e)) < run-event-step(x)
   (run-event-loc(x) run-event-loc(e) ∈ Id)))


Proof




Definitions occuring in Statement :  run_local_pred: run_local_pred(r;e) run-event-step: run-event-step(e) run-event-loc: run-event-loc(e) runEvents: runEvents(r) pRunType: pRunType(T.M[T]) Id: Id less_than: a < b so_apply: x[s] all: x:A. B[x] not: ¬A implies:  Q function: x:A ⟶ B[x] universe: Type equal: t ∈ T
Definitions unfolded in proof :  all: x:A. B[x] implies:  Q not: ¬A false: False runEvents: runEvents(r) run-event-step: run-event-step(e) run_local_pred: run_local_pred(r;e) pi2: snd(t) pi1: fst(t) member: t ∈ T prop: uall: [x:A]. B[x] so_lambda: λ2x.t[x] so_apply: x[s] subtype_rel: A ⊆B nat: run-event-loc: run-event-loc(e) ge: i ≥  le: A ≤ B and: P ∧ Q uimplies: supposing a satisfiable_int_formula: satisfiable_int_formula(fmla) exists: x:A. B[x] top: Top decidable: Dec(P) or: P ∨ Q run-local-pred: run-local-pred(r;i;t;t') bool: 𝔹 unit: Unit it: btrue: tt uiff: uiff(P;Q) ifthenelse: if then else fi  bfalse: ff sq_type: SQType(T) guard: {T} bnot: ¬bb assert: b has-value: (a)↓ nequal: a ≠ b ∈  true: True

Latex:
\mforall{}M:Type  {}\mrightarrow{}  Type.  \mforall{}r:pRunType(P.M[P]).  \mforall{}e,x:runEvents(r).
    (run-event-step(x)  <  run-event-step(e)
    {}\mRightarrow{}  run-event-step(run\_local\_pred(r;e))  <  run-event-step(x)
    {}\mRightarrow{}  (\mneg{}(run-event-loc(x)  =  run-event-loc(e))))



Date html generated: 2016_05_17-AM-10_50_01
Last ObjectModification: 2016_01_18-AM-00_13_18

Theory : process-model


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