Nuprl Lemma : ranked-eo-info-before

[L:Id ⟶ (Top List)]. ∀[rk:Top]. ∀[e:E].  (map(λe.info(e);before(e)) firstn(snd(e);L (fst(e))))


Proof




Definitions occuring in Statement :  ranked-eo: ranked-eo(L;rk) es-info: info(e) es-before: before(e) es-E: E Id: Id firstn: firstn(n;as) map: map(f;as) list: List uall: [x:A]. B[x] top: Top pi1: fst(t) pi2: snd(t) apply: a lambda: λx.A[x] function: x:A ⟶ B[x] sqequal: t
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T top: Top compose: g pi2: snd(t) pi1: fst(t) es-E: E subtype_rel: A ⊆B record-select: r.x ranked-eo: ranked-eo(L;rk) mk-extended-eo: mk-extended-eo record-update: r[x := v] ifthenelse: if then else fi  eq_atom: =a y bfalse: ff mk-eo: mk-eo(E;dom;l;R;locless;pred;rank) mk-eo-record: mk-eo-record(E;dom;l;R;locless;pred;rank) btrue: tt uimplies: supposing a le: A ≤ B and: P ∧ Q less_than': less_than'(a;b) false: False not: ¬A implies:  Q prop: int_seg: {i..j-} so_lambda: λ2x.t[x] so_apply: x[s] squash: T true: True sq_type: SQType(T) all: x:A. B[x] guard: {T} iff: ⇐⇒ Q rev_implies:  Q bool: 𝔹 unit: Unit it: uiff: uiff(P;Q) lelt: i ≤ j < k satisfiable_int_formula: satisfiable_int_formula(fmla) exists: x:A. B[x] or: P ∨ Q bnot: ¬bb assert: b

Latex:
\mforall{}[L:Id  {}\mrightarrow{}  (Top  List)].  \mforall{}[rk:Top].  \mforall{}[e:E].    (map(\mlambda{}e.info(e);before(e))  \msim{}  firstn(snd(e);L  (fst(e))))



Date html generated: 2016_05_17-AM-08_45_17
Last ObjectModification: 2016_01_17-PM-02_39_16

Theory : event-ordering


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