Nuprl Lemma : vs-lift-unique

∀[S:Type]. ∀[K:CRng]. ∀[vs:VectorSpace(K)]. ∀[f:S ⟶ Point(vs)]. ∀[h:free-vs(K;S) ⟶ vs].
  h = (λx.vs-lift(vs;f;x)) ∈ free-vs(K;S) ⟶ vs supposing ∀s:S. ((h <s>) = (f s) ∈ Point(vs))


Proof




Definitions occuring in Statement :  free-vs-inc: <s>,  free-vs: free-vs(K;S),  vs-lift: vs-lift(vs;f;fs),  vs-map: A ⟶ B,  vector-space: VectorSpace(K),  vs-point: Point(vs),  uimplies: b supposing a,  uall: ∀[x:A]. B[x],  all: ∀x:A. B[x],  apply: f a,  lambda: λx.A[x],  function: x:A ⟶ B[x],  universe: Type,  equal: s = t ∈ T,  crng: CRng
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  uimplies: b supposing a,  all: ∀x:A. B[x],  crng: CRng,  rng: Rng,  vs-map: A ⟶ B,  and: P ∧ Q,  free-vs: free-vs(K;S),  vs-point: Point(vs),  mk-vs: mk-vs,  top: Top,  eq_atom: x =a y,  ifthenelse: if b then t else f fi ,  bfalse: ff,  btrue: tt,  basic-formal-sum: basic-formal-sum(K;S),  subtype_rel: A ⊆r B,  formal-sum: formal-sum(K;S),  so_lambda: λ2x y.t[x; y],  so_apply: x[s1;s2],  empty-bag: {},  prop: ℙ,  squash: ↓T,  true: True,  vs-mul: a * x,  record-select: r.x,  record-update: r[x := v],  formal-sum-mul: k * x,  bag-map: bag-map(f;bs),  map: map(f;as),  list_ind: list_ind,  nil: [],  it: ⋅,  quotient: x,y:A//B[x; y],  implies: P ⇒ Q,  bag: bag(T),  nat: ℕ,  false: False,  ge: i ≥ j ,  not: ¬A,  satisfiable_int_formula: satisfiable_int_formula(fmla),  exists: ∃x:A. B[x],  or: P ∨ Q,  cons: [a / b],  le: A ≤ B,  less_than': less_than'(a;b),  colength: colength(L),  guard: {T},  so_lambda: λ2x.t[x],  so_apply: x[s],  sq_type: SQType(T),  less_than: a < b,  decidable: Dec(P),  vs-lift: vs-lift(vs;f;fs),  vs-bag-add: Σ{f[b] | b ∈ bs},  bag-summation: Σ(x∈b). f[x],  bag-accum: bag-accum(v,x.f[v; x];init;bs),  single-bag: {x},  bag-append: as + bs,  append: as @ bs,  so_lambda: so_lambda(x,y,z.t[x; y; z]),  so_apply: x[s1;s2;s3],  vs-add: x + y,  formal-sum-add: x + y,  iff: P ⇐⇒ Q,  rev_implies: P ⇐ Q,  free-vs-inc: <s>,  equiv_rel: EquivRel(T;x,y.E[x; y]),  refl: Refl(T;x,y.E[x; y])
Lemmas referenced :  vs-point_wf,  free-vs-inc_wf,  vs-map_wf,  free-vs_wf,  vector-space_wf,  crng_wf,  istype-universe,  vs-add_wf,  rng_car_wf,  vs-mul_wf,  rec_select_update_lemma,  istype-void,  empty-bag_wf,  subtype_quotient,  basic-formal-sum_wf,  bfs-equiv_wf,  bfs-equiv-rel,  rng_zero_wf,  equal_wf,  squash_wf,  true_wf,  vs-mul-zero,  list_wf,  permutation_wf,  nat_properties,  full-omega-unsat,  intformand_wf,  intformle_wf,  itermConstant_wf,  itermVar_wf,  intformless_wf,  istype-int,  int_formula_prop_and_lemma,  int_formula_prop_le_lemma,  int_term_value_constant_lemma,  int_term_value_var_lemma,  int_formula_prop_less_lemma,  int_formula_prop_wf,  ge_wf,  istype-less_than,  list-cases,  product_subtype_list,  colength-cons-not-zero,  colength_wf_list,  istype-le,  subtract-1-ge-0,  subtype_base_sq,  intformeq_wf,  int_formula_prop_eq_lemma,  set_subtype_base,  int_subtype_base,  spread_cons_lemma,  decidable__equal_int,  subtract_wf,  intformnot_wf,  itermSubtract_wf,  itermAdd_wf,  int_formula_prop_not_lemma,  int_term_value_subtract_lemma,  int_term_value_add_lemma,  decidable__le,  le_wf,  istype-nat,  list_accum_nil_lemma,  list_ind_cons_lemma,  list_ind_nil_lemma,  single-bag_wf,  subtype_rel_self,  bag_qinc,  vs-lift-append,  list-subtype-bag,  iff_weakening_equal,  rng_sig_wf,  list_accum_cons_lemma,  bag_map_single_lemma,  rng_times_one,  vs-0_wf,  vs-mon_ident,  vs-lift_wf2,  formal-sum_wf,  quotient-member-eq,  equal_functionality_wrt_subtype_rel2,  quotient_wf,  permutation-equiv
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation_alt,  introduction,  cut,  hypothesis,  sqequalRule,  functionIsType,  universeIsType,  hypothesisEquality,  equalityIstype,  extract_by_obid,  sqequalHypSubstitution,  isectElimination,  thin,  setElimination,  rename,  applyEquality,  isect_memberEquality_alt,  axiomEquality,  isectIsTypeImplies,  inhabitedIsType,  dependent_functionElimination,  instantiate,  universeEquality,  dependent_set_memberEquality_alt,  productElimination,  functionExtensionality,  productIsType,  because_Cache,  voidElimination,  productEquality,  lambdaEquality_alt,  equalityTransitivity,  equalitySymmetry,  independent_isectElimination,  hyp_replacement,  imageElimination,  natural_numberEquality,  imageMemberEquality,  baseClosed,  pointwiseFunctionalityForEquality,  pertypeElimination,  promote_hyp,  sqequalBase,  lambdaFormation_alt,  independent_functionElimination,  intWeakElimination,  approximateComputation,  dependent_pairFormation_alt,  int_eqEquality,  independent_pairFormation,  functionIsTypeImplies,  unionElimination,  hypothesis_subsumption,  applyLambdaEquality,  baseApply,  closedConclusion,  intEquality,  independent_pairEquality

Latex:
\mforall{}[S:Type].  \mforall{}[K:CRng].  \mforall{}[vs:VectorSpace(K)].  \mforall{}[f:S  {}\mrightarrow{}  Point(vs)].  \mforall{}[h:free-vs(K;S)  {}\mrightarrow{}  vs].
    h  =  (\mlambda{}x.vs-lift(vs;f;x))  supposing  \mforall{}s:S.  ((h  <s>)  =  (f  s))



Date html generated: 2019_10_31-AM-06_29_39
Last ObjectModification: 2019_07_31-PM-04_20_27

Theory : linear!algebra


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