Nuprl Lemma : unsquashed-weak-continuity-base-false

¬base-CP()


Proof




Definitions occuring in Statement :  base-CP: base-CP(),  not: ¬A
Definitions unfolded in proof :  not: ¬A,  implies: P ⇒ Q,  base-CP: base-CP(),  exists: ∃x:A. B[x],  member: t ∈ T,  prop: ℙ,  uall: ∀[x:A]. B[x],  all: ∀x:A. B[x],  subtype_rel: A ⊆r B,  nat: ℕ,  int_seg: {i..j-},  so_lambda: λ2x.t[x],  so_apply: x[s],  uimplies: b supposing a,  pi1: fst(t),  false: False,  less_than': less_than'(a;b),  le: A ≤ B,  bfalse: ff,  ifthenelse: if b then t else f fi ,  btrue: tt,  it: ⋅,  unit: Unit,  bool: 𝔹,  isect2: T1 ⋂ T2,  cand: A c∧ B,  and: P ∧ Q,  top: Top,  satisfiable_int_formula: satisfiable_int_formula(fmla),  ge: i ≥ j ,  guard: {T},  sq_type: SQType(T),  or: P ∨ Q,  decidable: Dec(P),  lelt: i ≤ j < k,  true: True,  assert: ↑b,  bnot: ¬bb,  uiff: uiff(P;Q),  iff: P ⇐⇒ Q,  rev_implies: P ⇐ Q
Lemmas referenced :  base-CP_wf,  isect2_wf,  nat_wf,  base_wf,  int_seg_wf,  istype-nat,  set_subtype_base,  lelt_wf,  istype-int,  int_subtype_base,  isect2_subtype_rel2,  false_wf,  bool_wf,  equal-wf-base,  int_seg_subtype_nat,  isect2_decomp,  equal_wf,  all_wf,  le_wf,  isect2_subtype_rel,  istype-false,  istype-le,  int_formula_prop_wf,  int_formula_prop_le_lemma,  int_formula_prop_eq_lemma,  int_term_value_var_lemma,  int_term_value_constant_lemma,  int_formula_prop_less_lemma,  int_formula_prop_not_lemma,  int_formula_prop_and_lemma,  intformle_wf,  intformeq_wf,  itermVar_wf,  itermConstant_wf,  intformless_wf,  intformnot_wf,  intformand_wf,  satisfiable-full-omega-tt,  decidable__lt,  nat_properties,  subtype_base_sq,  decidable__equal_int,  int_seg_properties,  less_than_wf,  assert-bnot,  bool_subtype_base,  bool_cases_sqequal,  eqff_to_assert,  assert_of_lt_int,  eqtt_to_assert,  lt_int_wf,  not_wf,  bnot_wf,  assert_wf,  bool_cases,  iff_transitivity,  iff_weakening_uiff,  assert_of_bnot,  ifthenelse_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  Error :lambdaFormation_alt,  sqequalHypSubstitution,  cut,  hypothesis,  promote_hyp,  thin,  productElimination,  Error :universeIsType,  introduction,  extract_by_obid,  isectElimination,  functionEquality,  because_Cache,  sqequalRule,  Error :functionIsType,  natural_numberEquality,  applyEquality,  hypothesisEquality,  Error :lambdaEquality_alt,  setElimination,  rename,  Error :equalityIsType4,  baseApply,  closedConclusion,  baseClosed,  intEquality,  independent_isectElimination,  Error :dependent_pairFormation_alt,  functionExtensionality,  Error :inhabitedIsType,  Error :equalityIsType1,  equalityTransitivity,  equalitySymmetry,  dependent_functionElimination,  independent_functionElimination,  pointwiseFunctionality,  productEquality,  lambdaFormation,  independent_pairFormation,  dependent_set_memberEquality,  equalityElimination,  unionElimination,  isect_memberEquality,  lambdaEquality,  dependent_pairFormation,  Error :dependent_set_memberEquality_alt,  Error :productIsType,  computeAll,  voidEquality,  voidElimination,  int_eqEquality,  cumulativity,  instantiate,  applyLambdaEquality,  impliesFunctionality

Latex:
\mneg{}base-CP()



Date html generated: 2019_06_20-PM-02_49_30
Last ObjectModification: 2018_10_29-PM-00_52_31

Theory : fan-theorem


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