Nuprl Lemma : oal_lv_neg

∀s:LOSet. ∀g:AbDGrp. ∀ps:|oal(s;g)|.  ((¬(ps = 00 ∈ |oal(s;g)|)) ⇒ (lv(--ps) = (~ lv(ps)) ∈ |g|))


Proof




Definitions occuring in Statement :  oal_lv: lv(ps),  oal_neg: --ps,  oal_nil: 00,  oalist: oal(a;b),  all: ∀x:A. B[x],  not: ¬A,  implies: P ⇒ Q,  apply: f a,  equal: s = t ∈ T,  abdgrp: AbDGrp,  grp_inv: ~,  grp_car: |g|,  loset: LOSet,  set_car: |p|
Definitions unfolded in proof :  all: ∀x:A. B[x],  implies: P ⇒ Q,  member: t ∈ T,  squash: ↓T,  uall: ∀[x:A]. B[x],  prop: ℙ,  abdgrp: AbDGrp,  abgrp: AbGrp,  grp: Group{i},  mon: Mon,  subtype_rel: A ⊆r B,  abdmonoid: AbDMon,  dmon: DMon,  so_lambda: λ2x.t[x],  so_apply: x[s],  uimplies: b supposing a,  sq_stable: SqStable(P),  true: True,  guard: {T},  iff: P ⇐⇒ Q,  and: P ∧ Q,  rev_implies: P ⇐ Q,  not: ¬A,  false: False,  dset: DSet,  loset: LOSet,  poset: POSet{i},  qoset: QOSet,  oalist: oal(a;b),  dset_set: dset_set,  mk_dset: mk_dset(T, eq),  set_car: |p|,  pi1: fst(t),  dset_list: s List,  set_prod: s × t,  dset_of_mon: g↓set
Lemmas referenced :  equal_wf,  squash_wf,  true_wf,  istype-universe,  grp_car_wf,  lookup_oal_lk,  subtype_rel_sets,  mon_wf,  inverse_wf,  grp_op_wf,  grp_id_wf,  grp_inv_wf,  comm_wf,  eqfun_p_wf,  grp_eq_wf,  sq_stable__comm,  oal_neg_wf2,  subtype_rel_self,  iff_weakening_equal,  oal_nil_wf,  istype-void,  set_car_wf,  oalist_wf,  abdgrp_wf,  loset_wf,  oal_merge_wf2,  oal_neg_left_inv,  oal_nil_ident_l,  lookup_wf,  list_wf,  poset_sig_wf,  oal_lk_neg,  oal_neg_wf,  oal_lk_wf,  lookup_oal_neg,  grp_subtype_igrp,  abgrp_subtype_grp,  abdgrp_subtype_abgrp,  subtype_rel_transitivity,  abgrp_wf,  grp_wf,  igrp_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  lambdaFormation_alt,  cut,  applyEquality,  thin,  lambdaEquality_alt,  sqequalHypSubstitution,  imageElimination,  introduction,  extract_by_obid,  isectElimination,  hypothesisEquality,  equalityTransitivity,  hypothesis,  equalitySymmetry,  universeIsType,  inhabitedIsType,  instantiate,  universeEquality,  setElimination,  rename,  dependent_functionElimination,  sqequalRule,  setEquality,  cumulativity,  because_Cache,  setIsType,  independent_isectElimination,  independent_functionElimination,  imageMemberEquality,  baseClosed,  natural_numberEquality,  productElimination,  functionIsType,  equalityIstype,  applyLambdaEquality,  voidElimination,  productEquality

Latex:
\mforall{}s:LOSet.  \mforall{}g:AbDGrp.  \mforall{}ps:|oal(s;g)|.    ((\mneg{}(ps  =  00))  {}\mRightarrow{}  (lv(--ps)  =  (\msim{}  lv(ps))))



Date html generated: 2019_10_16-PM-01_08_22
Last ObjectModification: 2018_11_27-AM-10_31_05

Theory : polynom_2


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