Nuprl Lemma : mk_lambdas_fun-unroll-first

∀[F:Top]. ∀[m:ℕ+].  (mk_lambdas_fun(F;m) ~ λx.mk_lambdas_fun(λg.(F (λf.(g (f x))));m - 1))


Proof




Definitions occuring in Statement :  mk_lambdas_fun: mk_lambdas_fun(F;m),  nat_plus: ℕ+,  uall: ∀[x:A]. B[x],  top: Top,  apply: f a,  lambda: λx.A[x],  subtract: n - m,  natural_number: $n,  sqequal: s ~ t
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  mk_lambdas_fun: mk_lambdas_fun(F;m),  top: Top,  int_seg: {i..j-},  lelt: i ≤ j < k,  and: P ∧ Q,  le: A ≤ B,  less_than': less_than'(a;b),  false: False,  not: ¬A,  implies: P ⇒ Q,  prop: ℙ,  nat_plus: ℕ+,  all: ∀x:A. B[x],  decidable: Dec(P),  or: P ∨ Q,  uimplies: b supposing a,  satisfiable_int_formula: satisfiable_int_formula(fmla),  exists: ∃x:A. B[x],  mk_applies: mk_applies(F;G;m),  nat: ℕ
Lemmas referenced :  mk_lambdas-fun-shift-init,  int_term_value_subtract_lemma,  int_formula_prop_le_lemma,  itermSubtract_wf,  intformle_wf,  decidable__le,  subtract_wf,  le_wf,  top_wf,  nat_plus_wf,  primrec1_lemma,  primrec0_lemma,  lelt_wf,  int_formula_prop_wf,  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,  itermVar_wf,  itermConstant_wf,  intformless_wf,  intformnot_wf,  intformand_wf,  satisfiable-full-omega-tt,  decidable__lt,  nat_plus_properties,  false_wf,  mk_lambdas-fun-unroll-first
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  introduction,  cut,  sqequalRule,  lemma_by_obid,  sqequalHypSubstitution,  isectElimination,  thin,  hypothesisEquality,  isect_memberEquality,  voidElimination,  voidEquality,  dependent_set_memberEquality,  natural_numberEquality,  independent_pairFormation,  lambdaFormation,  hypothesis,  setElimination,  rename,  dependent_functionElimination,  unionElimination,  independent_isectElimination,  dependent_pairFormation,  lambdaEquality,  int_eqEquality,  intEquality,  computeAll,  sqequalAxiom,  because_Cache

Latex:
\mforall{}[F:Top].  \mforall{}[m:\mBbbN{}\msupplus{}].    (mk\_lambdas\_fun(F;m)  \msim{}  \mlambda{}x.mk\_lambdas\_fun(\mlambda{}g.(F  (\mlambda{}f.(g  (f  x))));m  -  1))



Date html generated: 2016_05_15-PM-02_11_16
Last ObjectModification: 2016_01_15-PM-10_20_10

Theory : untyped!computation


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