Nuprl Lemma : sd_ordered_char

∀s:QOSet. ∀us:|s| List.  sd_ordered(us) = HTFor{<𝔹,∧b>} v::vs ∈ us. ∀bw(:|s|) ∈ vs. (w <b v)


Proof




Definitions occuring in Statement :  sd_ordered: sd_ordered(as),  ball: ball,  mon_htfor: HTFor{g} h::t ∈ as. f[h; t],  list: T List,  bool: 𝔹,  all: ∀x:A. B[x],  equal: s = t ∈ T,  band_mon: <𝔹,∧b>,  qoset: QOSet,  set_blt: a <b b,  set_car: |p|
Definitions unfolded in proof :  all: ∀x:A. B[x],  uall: ∀[x:A]. B[x],  member: t ∈ T,  qoset: QOSet,  dset: DSet,  so_lambda: λ2x.t[x],  subtype_rel: A ⊆r B,  so_lambda: λ2x y.t[x; y],  so_apply: x[s],  band_mon: <𝔹,∧b>,  grp_car: |g|,  pi1: fst(t),  so_apply: x[s1;s2],  implies: P ⇒ Q,  top: Top,  grp_id: e,  pi2: snd(t),  grp_op: *,  infix_ap: x f y,  prop: ℙ,  squash: ↓T,  bool: 𝔹,  unit: Unit,  it: ⋅,  btrue: tt,  band: p ∧b q,  ifthenelse: if b then t else f fi ,  bfalse: ff,  true: True,  uimplies: b supposing a,  guard: {T},  iff: P ⇐⇒ Q,  and: P ∧ Q,  rev_implies: P ⇐ Q,  ball: ball,  uiff: uiff(P;Q),  or: P ∨ Q,  assert: ↑b,  cons: [a / b],  cand: A c∧ B,  rev_uimplies: rev_uimplies(P;Q)
Lemmas referenced :  list_induction,  set_car_wf,  equal_wf,  bool_wf,  sd_ordered_wf,  mon_htfor_wf,  band_mon_wf,  ball_wf,  set_blt_wf,  list_wf,  sd_ordered_nil_lemma,  mon_htfor_nil_lemma,  btrue_wf,  sd_ordered_cons_lemma,  mon_htfor_cons_lemma,  qoset_wf,  squash_wf,  true_wf,  before_wf,  band_wf,  iff_weakening_equal,  iff_imp_equal_bool,  assert_wf,  assert_of_band,  iff_wf,  list-cases,  ball_nil_lemma,  nil_wf,  product_subtype_list,  ball_cons_lemma,  cons_wf,  before_cons_lemma,  iff_transitivity,  assert_of_set_lt,  set_lt_wf,  iff_weakening_uiff,  assert_functionality_wrt_uiff,  ball_char,  mem_wf,  set_lt_transitivity_2,  set_leq_weakening_lt,  before_nil_lemma,  mem_cons_lemma,  bor_wf,  set_eq_wf,  or_wf,  assert_of_bor,  assert_of_dset_eq
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  lambdaFormation,  cut,  thin,  introduction,  extract_by_obid,  sqequalHypSubstitution,  isectElimination,  setElimination,  rename,  because_Cache,  hypothesis,  sqequalRule,  lambdaEquality,  dependent_functionElimination,  hypothesisEquality,  applyEquality,  independent_functionElimination,  isect_memberEquality,  voidElimination,  voidEquality,  imageElimination,  equalityTransitivity,  equalitySymmetry,  universeEquality,  equalityUniverse,  levelHypothesis,  unionElimination,  equalityElimination,  natural_numberEquality,  imageMemberEquality,  baseClosed,  independent_isectElimination,  productElimination,  independent_pairFormation,  productEquality,  addLevel,  impliesFunctionality,  promote_hyp,  hypothesis_subsumption,  orFunctionality,  inlFormation

Latex:
\mforall{}s:QOSet.  \mforall{}us:|s|  List.    sd\_ordered(us)  =  HTFor\{<\mBbbB{},\mwedge{}\msubb{}>\}  v::vs  \mmember{}  us.  \mforall{}\msubb{}w(:|s|)  \mmember{}  vs.  (w  <\msubb{}  v)



Date html generated: 2017_10_01-AM-10_01_32
Last ObjectModification: 2017_03_03-PM-01_04_08

Theory : polynom_2


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