Nuprl Lemma : mFOconnect_wf

∀[knd:Atom]. ∀[left,right:mFOL()].  (mFOconnect(knd;left;right) ∈ mFOL())


Proof




Definitions occuring in Statement :  mFOconnect: mFOconnect(knd;left;right),  mFOL: mFOL(),  uall: ∀[x:A]. B[x],  member: t ∈ T,  atom: Atom
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  mFOL: mFOL(),  mFOconnect: mFOconnect(knd;left;right),  eq_atom: x =a y,  ifthenelse: if b then t else f fi ,  bfalse: ff,  btrue: tt,  subtype_rel: A ⊆r B,  ext-eq: A ≡ B,  and: P ∧ Q,  mFOLco_size: mFOLco_size(p),  mFOL_size: mFOL_size(p),  spreadn: spread3,  nat: ℕ,  le: A ≤ B,  less_than': less_than'(a;b),  false: False,  not: ¬A,  implies: P ⇒ Q,  prop: ℙ,  all: ∀x:A. B[x],  uimplies: b supposing a,  so_lambda: λ2x.t[x],  so_apply: x[s]
Lemmas referenced :  mFOLco-ext,  mFOLco_wf,  ifthenelse_wf,  eq_atom_wf,  list_wf,  bool_wf,  add_nat_wf,  false_wf,  le_wf,  mFOL_size_wf,  nat_wf,  value-type-has-value,  set-value-type,  int-value-type,  equal_wf,  has-value_wf-partial,  mFOLco_size_wf,  mFOL_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  cut,  dependent_set_memberEquality,  introduction,  extract_by_obid,  hypothesis,  sqequalRule,  dependent_pairEquality,  tokenEquality,  hypothesisEquality,  sqequalHypSubstitution,  setElimination,  thin,  rename,  productEquality,  instantiate,  isectElimination,  universeEquality,  atomEquality,  intEquality,  voidEquality,  applyEquality,  productElimination,  natural_numberEquality,  independent_pairFormation,  lambdaFormation,  independent_isectElimination,  lambdaEquality,  equalityTransitivity,  equalitySymmetry,  dependent_functionElimination,  independent_functionElimination,  because_Cache

Latex:
\mforall{}[knd:Atom].  \mforall{}[left,right:mFOL()].    (mFOconnect(knd;left;right)  \mmember{}  mFOL())



Date html generated: 2018_05_21-PM-10_20_55
Last ObjectModification: 2017_07_26-PM-06_37_40

Theory : minimal-first-order-logic


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