Nuprl Lemma : fl_all-implies-instance

∀[I:fset(ℕ)]. ∀[x:Point(dM(I))]. ∀[i:ℕ]. ∀[v:Point(face_lattice(I+i))].
  (((∀i.v) = 1 ∈ Point(face_lattice(I))) ⇒ ((v)<(i/x)> = 1 ∈ Point(face_lattice(I))))


Proof




Definitions occuring in Statement :  fl_all: (∀i.phi),  fl-morph: <f>,  face_lattice: face_lattice(I),  nc-p: (i/z),  add-name: I+i,  dM: dM(I),  lattice-1: 1,  lattice-point: Point(l),  fset: fset(T),  nat: ℕ,  uall: ∀[x:A]. B[x],  implies: P ⇒ Q,  apply: f a,  equal: s = t ∈ T
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  implies: P ⇒ Q,  all: ∀x:A. B[x],  member: t ∈ T,  subtype_rel: A ⊆r B,  bdd-distributive-lattice: BoundedDistributiveLattice,  so_lambda: λ2x.t[x],  prop: ℙ,  and: P ∧ Q,  so_apply: x[s],  uimplies: b supposing a,  DeMorgan-algebra: DeMorganAlgebra,  guard: {T},  bounded-lattice-hom: Hom(l1;l2),  lattice-hom: Hom(l1;l2),  squash: ↓T,  true: True,  iff: P ⇐⇒ Q,  rev_implies: P ⇐ Q,  top: Top,  cand: A c∧ B,  or: P ∨ Q,  uiff: uiff(P;Q),  rev_uimplies: rev_uimplies(P;Q),  names: names(I),  nat: ℕ,  sq_type: SQType(T),  ifthenelse: if b then t else f fi ,  btrue: tt,  not: ¬A,  bfalse: ff,  false: False,  lattice-1: 1,  record-select: r.x,  face_lattice: face_lattice(I),  face-lattice: face-lattice(T;eq),  free-dist-lattice-with-constraints: free-dist-lattice-with-constraints(T;eq;x.Cs[x]),  constrained-antichain-lattice: constrained-antichain-lattice(T;eq;P),  mk-bounded-distributive-lattice: mk-bounded-distributive-lattice,  mk-bounded-lattice: mk-bounded-lattice(T;m;j;z;o),  record-update: r[x := v],  eq_atom: x =a y,  fset-singleton: {x},  cons: [a / b]
Lemmas referenced :  equal_wf,  lattice-point_wf,  face_lattice_wf,  subtype_rel_set,  bounded-lattice-structure_wf,  lattice-structure_wf,  lattice-axioms_wf,  bounded-lattice-structure-subtype,  bounded-lattice-axioms_wf,  uall_wf,  lattice-meet_wf,  lattice-join_wf,  fl_all_wf,  lattice-1_wf,  bdd-distributive-lattice_wf,  add-name_wf,  nat_wf,  dM_wf,  DeMorgan-algebra-structure_wf,  DeMorgan-algebra-structure-subtype,  subtype_rel_transitivity,  DeMorgan-algebra-axioms_wf,  fset_wf,  face_lattice-induction,  fl-morph_wf,  nc-p_wf,  bounded-lattice-hom_wf,  sq_stable__all,  sq_stable__equal,  squash_wf,  true_wf,  fl-morph-0,  iff_weakening_equal,  fl_all-0,  lattice-0_wf,  fl-morph-1,  fl0_wf,  fl1_wf,  names_wf,  fl_all-join,  fl-morph-join,  face_lattice-1-join-irreducible,  fl_all-meet,  fl-morph-meet,  lattice-meet-eq-1,  bdd-distributive-lattice-subtype-bdd-lattice,  fl_all-fl0,  eq_int_wf,  assert_wf,  bnot_wf,  not_wf,  bool_cases,  subtype_base_sq,  bool_wf,  bool_subtype_base,  eqtt_to_assert,  assert_of_eq_int,  eqff_to_assert,  iff_transitivity,  iff_weakening_uiff,  assert_of_bnot,  face-lattice-0-not-1,  face_lattice-point-subtype,  f-subset-add-name,  fl_all-fl1
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  lambdaFormation,  cut,  thin,  sqequalHypSubstitution,  dependent_functionElimination,  hypothesisEquality,  hypothesis,  independent_functionElimination,  introduction,  extract_by_obid,  isectElimination,  because_Cache,  applyEquality,  sqequalRule,  instantiate,  lambdaEquality,  productEquality,  cumulativity,  universeEquality,  independent_isectElimination,  setElimination,  rename,  functionEquality,  equalityTransitivity,  equalitySymmetry,  imageElimination,  equalityUniverse,  levelHypothesis,  natural_numberEquality,  imageMemberEquality,  baseClosed,  productElimination,  isect_memberEquality,  voidElimination,  voidEquality,  independent_pairFormation,  unionElimination,  inlFormation,  inrFormation,  intEquality,  impliesFunctionality,  hyp_replacement,  applyLambdaEquality

Latex:
\mforall{}[I:fset(\mBbbN{})].  \mforall{}[x:Point(dM(I))].  \mforall{}[i:\mBbbN{}].  \mforall{}[v:Point(face\_lattice(I+i))].
    (((\mforall{}i.v)  =  1)  {}\mRightarrow{}  ((v)<(i/x)>  =  1))



Date html generated: 2017_10_05-AM-01_16_58
Last ObjectModification: 2017_07_28-AM-09_32_48

Theory : cubical!type!theory


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