Nuprl Lemma : rng_when_thru_plus

∀[r:Rng]. ∀[b:𝔹]. ∀[p,q:|r|].  ((when b. (p +r q)) = ((when b. p) +r (when b. q)) ∈ |r|)


Proof




Definitions occuring in Statement :  rng_when: rng_when,  rng: Rng,  rng_plus: +r,  rng_car: |r|,  bool: 𝔹,  uall: ∀[x:A]. B[x],  infix_ap: x f y,  equal: s = t ∈ T
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  subtype_rel: A ⊆r B,  grp: Group{i},  mon: Mon,  imon: IMonoid,  prop: ℙ,  rng_when: rng_when,  add_grp_of_rng: r↓+gp,  grp_car: |g|,  pi1: fst(t),  grp_op: *,  pi2: snd(t),  rng: Rng
Lemmas referenced :  mon_when_thru_op,  add_grp_of_rng_wf_a,  grp_sig_wf,  monoid_p_wf,  grp_car_wf,  grp_op_wf,  grp_id_wf,  inverse_wf,  grp_inv_wf,  rng_car_wf,  bool_wf,  rng_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  introduction,  cut,  lemma_by_obid,  sqequalHypSubstitution,  isectElimination,  thin,  hypothesisEquality,  hypothesis,  applyEquality,  sqequalRule,  lambdaEquality,  setElimination,  rename,  setEquality,  cumulativity,  isect_memberEquality,  axiomEquality

Latex:
\mforall{}[r:Rng].  \mforall{}[b:\mBbbB{}].  \mforall{}[p,q:|r|].    ((when  b.  (p  +r  q))  =  ((when  b.  p)  +r  (when  b.  q)))



Date html generated: 2016_05_15-PM-00_29_09
Last ObjectModification: 2015_12_26-PM-11_58_25

Theory : rings_1


Home Index