Nuprl Lemma : mon_nat_op_unroll

∀[g:IMonoid]. ∀[n:ℕ+]. ∀[e:|g|].  ((n ⋅ e) = (((n - 1) ⋅ e) * e) ∈ |g|)


Proof




Definitions occuring in Statement :  mon_nat_op: n ⋅ e,  imon: IMonoid,  grp_op: *,  grp_car: |g|,  nat_plus: ℕ+,  uall: ∀[x:A]. B[x],  infix_ap: x f y,  subtract: n - m,  natural_number: $n,  equal: s = t ∈ T
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  mon_nat_op: n ⋅ e,  nat_op: n x(op;id) e,  imon: IMonoid,  nat_plus: ℕ+,  uimplies: b supposing a,  all: ∀x:A. B[x],  decidable: Dec(P),  or: P ∨ Q,  satisfiable_int_formula: satisfiable_int_formula(fmla),  exists: ∃x:A. B[x],  false: False,  implies: P ⇒ Q,  not: ¬A,  top: Top,  and: P ∧ Q,  prop: ℙ,  so_lambda: λ2x.t[x],  so_apply: x[s]
Lemmas referenced :  int_seg_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,  itop_unroll_hi,  imon_wf,  nat_plus_wf,  grp_car_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  introduction,  cut,  hypothesis,  lemma_by_obid,  sqequalHypSubstitution,  isectElimination,  thin,  setElimination,  rename,  hypothesisEquality,  sqequalRule,  isect_memberEquality,  axiomEquality,  because_Cache,  natural_numberEquality,  independent_isectElimination,  dependent_functionElimination,  unionElimination,  dependent_pairFormation,  lambdaEquality,  int_eqEquality,  intEquality,  voidElimination,  voidEquality,  independent_pairFormation,  computeAll

Latex:
\mforall{}[g:IMonoid].  \mforall{}[n:\mBbbN{}\msupplus{}].  \mforall{}[e:|g|].    ((n  \mcdot{}  e)  =  (((n  -  1)  \mcdot{}  e)  *  e))



Date html generated: 2016_05_15-PM-00_16_37
Last ObjectModification: 2016_01_15-PM-11_04_00

Theory : groups_1


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