Nuprl Lemma : poly_int_val_cons_cons

∀n:ℕ. ∀p:polyform(n) List. ∀l:{l:ℤ List| ||l|| = n ∈ ℤ} . ∀a:ℤ. ∀u:polyform(n).
  ([u / p]@[a / l] = ((u@l * a^||p||) + p@[a / l]) ∈ ℤ)


Proof




Definitions occuring in Statement :  poly-int-val: p@l,  polyform: polyform(n),  exp: i^n,  length: ||as||,  cons: [a / b],  list: T List,  nat: ℕ,  all: ∀x:A. B[x],  set: {x:A| B[x]} ,  multiply: n * m,  add: n + m,  int: ℤ,  equal: s = t ∈ T
Definitions unfolded in proof :  subtract: n - m,  cons: [a / b],  select: L[n],  rev_implies: P ⇐ Q,  iff: P ⇐⇒ Q,  true: True,  uiff: uiff(P;Q),  less_than: a < b,  lelt: i ≤ j < k,  guard: {T},  int_seg: {i..j-},  not: ¬A,  implies: P ⇒ Q,  false: False,  exists: ∃x:A. B[x],  satisfiable_int_formula: satisfiable_int_formula(fmla),  or: P ∨ Q,  decidable: Dec(P),  and: P ∧ Q,  le: A ≤ B,  ge: i ≥ j ,  nat_plus: ℕ+,  squash: ↓T,  top: Top,  so_apply: x[s],  nat: ℕ,  uimplies: b supposing a,  subtype_rel: A ⊆r B,  so_lambda: λ2x.t[x],  prop: ℙ,  uall: ∀[x:A]. B[x],  member: t ∈ T,  all: ∀x:A. B[x]
Lemmas referenced :  poly_int_val_cons,  int_term_value_mul_lemma,  itermMultiply_wf,  minus-one-mul,  minus-add,  subtract-is-int-iff,  add-subtract-cancel,  select-cons-tl,  int_formula_prop_eq_lemma,  intformeq_wf,  decidable__equal_int,  zero-add,  add-commutes,  add-swap,  add-zero,  mul-commutes,  minus-zero,  add-associates,  iff_weakening_equal,  sum_wf,  length_wf_nat,  int_seg_wf,  int_term_value_subtract_lemma,  itermSubtract_wf,  subtract_wf,  exp_wf2,  false_wf,  add-is-int-iff,  le_wf,  decidable__le,  int_seg_properties,  select_wf,  poly-int-val_wf,  less_than_wf,  int_formula_prop_wf,  int_formula_prop_le_lemma,  int_term_value_var_lemma,  int_term_value_add_lemma,  int_term_value_constant_lemma,  int_formula_prop_less_lemma,  int_formula_prop_not_lemma,  int_formula_prop_and_lemma,  intformle_wf,  itermVar_wf,  itermAdd_wf,  itermConstant_wf,  intformless_wf,  intformnot_wf,  intformand_wf,  satisfiable-full-omega-tt,  decidable__lt,  nat_properties,  non_neg_length,  length_of_cons_lemma,  cons_wf,  length_wf,  sum_split_first,  true_wf,  squash_wf,  equal_wf,  nat_wf,  int_subtype_base,  list_subtype_base,  equal-wf-base-T,  list_wf,  set_wf,  polyform_wf
Rules used in proof :  minusEquality,  independent_functionElimination,  imageMemberEquality,  promote_hyp,  pointwiseFunctionality,  multiplyEquality,  computeAll,  independent_pairFormation,  int_eqEquality,  dependent_pairFormation,  unionElimination,  productElimination,  addEquality,  natural_numberEquality,  dependent_functionElimination,  dependent_set_memberEquality,  because_Cache,  universeEquality,  equalitySymmetry,  equalityTransitivity,  imageElimination,  voidEquality,  voidElimination,  isect_memberEquality,  rename,  setElimination,  independent_isectElimination,  applyEquality,  baseClosed,  closedConclusion,  baseApply,  lambdaEquality,  sqequalRule,  intEquality,  hypothesisEquality,  thin,  isectElimination,  sqequalHypSubstitution,  extract_by_obid,  introduction,  hypothesis,  cut,  lambdaFormation,  sqequalReflexivity,  computationStep,  sqequalTransitivity,  sqequalSubstitution

Latex:
\mforall{}n:\mBbbN{}.  \mforall{}p:polyform(n)  List.  \mforall{}l:\{l:\mBbbZ{}  List|  ||l||  =  n\}  .  \mforall{}a:\mBbbZ{}.  \mforall{}u:polyform(n).
    ([u  /  p]@[a  /  l]  =  ((u@l  *  a\^{}||p||)  +  p@[a  /  l]))



Date html generated: 2017_04_20-AM-07_08_45
Last ObjectModification: 2017_04_17-AM-11_47_38

Theory : list_1


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