Nuprl Lemma : rotate-by-rotate-by

∀[n,i,j:ℕ]. ∀[x:ℕn].  ((rotate-by(n;i) (rotate-by(n;j) x)) = (rotate-by(n;i + j) x) ∈ ℤ)


Proof




Definitions occuring in Statement :  rotate-by: rotate-by(n;i),  int_seg: {i..j-},  nat: ℕ,  uall: ∀[x:A]. B[x],  apply: f a,  add: n + m,  natural_number: $n,  int: ℤ,  equal: s = t ∈ T
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  nat: ℕ,  guard: {T},  int_seg: {i..j-},  ge: i ≥ j ,  lelt: i ≤ j < k,  and: P ∧ Q,  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],  false: False,  implies: P ⇒ Q,  not: ¬A,  top: Top,  prop: ℙ,  true: True,  squash: ↓T,  subtype_rel: A ⊆r B,  iff: P ⇐⇒ Q,  rev_implies: P ⇐ Q,  fun_exp: f^n,  primrec: primrec(n;b;c),  compose: f o g
Lemmas referenced :  int_seg_wf,  nat_wf,  int_seg_properties,  nat_properties,  decidable__le,  satisfiable-full-omega-tt,  intformand_wf,  intformnot_wf,  intformle_wf,  itermConstant_wf,  itermAdd_wf,  itermVar_wf,  int_formula_prop_and_lemma,  int_formula_prop_not_lemma,  int_formula_prop_le_lemma,  int_term_value_constant_lemma,  int_term_value_add_lemma,  int_term_value_var_lemma,  int_formula_prop_wf,  le_wf,  equal_wf,  fun_exp_wf,  fun_exp_add,  rotate_wf,  iff_weakening_equal,  compose_wf,  squash_wf,  true_wf,  iterate-rotate-rotate-by
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  introduction,  cut,  hypothesis,  extract_by_obid,  sqequalHypSubstitution,  isectElimination,  thin,  natural_numberEquality,  setElimination,  rename,  hypothesisEquality,  sqequalRule,  isect_memberEquality,  axiomEquality,  because_Cache,  intEquality,  dependent_set_memberEquality,  addEquality,  productElimination,  dependent_functionElimination,  unionElimination,  independent_isectElimination,  dependent_pairFormation,  lambdaEquality,  int_eqEquality,  voidElimination,  voidEquality,  independent_pairFormation,  computeAll,  applyEquality,  imageElimination,  imageMemberEquality,  baseClosed,  equalityTransitivity,  equalitySymmetry,  independent_functionElimination,  universeEquality

Latex:
\mforall{}[n,i,j:\mBbbN{}].  \mforall{}[x:\mBbbN{}n].    ((rotate-by(n;i)  (rotate-by(n;j)  x))  =  (rotate-by(n;i  +  j)  x))



Date html generated: 2018_05_21-PM-08_18_47
Last ObjectModification: 2017_07_26-PM-05_52_16

Theory : general


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