{ [Info,A,B:Type]. [X:EClass(A)]. [Y:EClass(B)].
    ((X | Y))' = ((X)' | (Y)') supposing Singlevalued(X)  Singlevalued(Y) }

{ Proof }



Definitions occuring in Statement :  es-or-latest: (X | Y),  es-prior-val: (X)',  es-interface-or: (X | Y),  sv-class: Singlevalued(X),  eclass: EClass(A[eo; e]),  uimplies: b supposing a,  uall: [x:A]. B[x],  and: P  Q,  universe: Type,  equal: s = t,  one_or_both: one_or_both(A;B)
Definitions :  btrue: tt,  sq_type: SQType(T),  es-prior-interface: prior(X),  es-interface-at: X@i,  intensional-universe: IType,  eq_term: a == b,  valueall-type: valueall-type(T),  sqequal: s ~ t,  dataflow: dataflow(A;B),  b-union: A  B,  fpf-cap: f(x)?z,  record: record(x.T[x]),  es-loc: loc(e),  bool: ,  true: True,  is_list_splitting: is_list_splitting(T;L;LL;L2;f),  is_accum_splitting: is_accum_splitting(T;A;L;LL;L2;f;g;x),  req: x = y,  rnonneg: rnonneg(r),  rleq: x  y,  i-member: r  I,  partitions: partitions(I;p),  modulus-of-ccontinuity: modulus-of-ccontinuity(omega;I;f),  fpf-sub: f  g,  sq_stable: SqStable(P),  eclass-val: X(e),  es-pred: pred(e),  Id: Id,  int_seg: {i..j},  divides: b | a,  assoced: a ~ b,  set_leq: a  b,  set_lt: a <p b,  grp_lt: a < b,  l_contains: A  B,  cmp-le: cmp-le(cmp;x;y),  inject: Inj(A;B;f),  reducible: reducible(a),  prime: prime(a),  squash: T,  l_exists: (xL. P[x]),  l_all: (xL.P[x]),  fun-connected: y is f*(x),  qle: r  s,  qless: r < s,  q-rel: q-rel(r;x),  sq_exists: x:{A| B[x]},  list: type List,  i-finite: i-finite(I),  i-closed: i-closed(I),  p-outcome: Outcome,  fset-member: a  s,  f-subset: xs  ys,  fset-closed: (s closed under fs),  l_disjoint: l_disjoint(T;l1;l2),  cs-not-completed: in state s, a has not completed inning i,  cs-archived: by state s, a archived v in inning i,  cs-passed: by state s, a passed inning i without archiving a value,  cs-archive-blocked: in state s, ws' blocks ws from archiving v in inning i,  cs-precondition: state s may consider v in inning i,  cs-inning-committed: in state s, inning i has committed v,  cs-inning-committable: in state s, inning i could commit v ,  nat: ,  es-le: e loc e' ,  es-causle: e c e',  existse-before: e<e'.P[e],  existse-le: ee'.P[e],  alle-lt: e<e'.P[e],  alle-le: ee'.P[e],  alle-between1: e[e1,e2).P[e],  existse-between1: e[e1,e2).P[e],  alle-between2: e[e1,e2].P[e],  existse-between2: e[e1,e2].P[e],  existse-between3: e(e1,e2].P[e],  es-fset-loc: i  locs(s),  unit: Unit,  es-r-immediate-pred: es-r-immediate-pred(es;R;e';e),  same-thread: same-thread(es;p;e;e'),  collect-event: collect-event(es;X;n;v.num[v];L.P[L];e),  cut-order: a (X;f) b,  path-goes-thru: x-f*-y thru i,  decidable: Dec(P),  so_apply: x[s],  guard: {T},  eq_knd: a = b,  l_member: (x  l),  fpf-dom: x  dom(f),  infix_ap: x f y,  es-causl: (e < e'),  cand: A c B,  es-E-interface: E(X),  set: {x:A| B[x]} ,  decide: case b of inl(x) => s[x] | inr(y) => t[y],  eq_atom: eq_atom$n(x;y),  atom: Atom,  apply: f a,  es-base-E: es-base-E(es),  token: "$token",  eq_atom: x =a y,  ifthenelse: if b then t else f fi ,  record-select: r.x,  dep-isect: Error :dep-isect,  record+: record+,  bag: bag(T),  rev_implies: P  Q,  so_lambda: x.t[x],  implies: P  Q,  union: left + right,  or: P  Q,  es-locl: (e <loc e'),  exists: x:A. B[x],  subtype: S  T,  event_ordering: EO,  lambda: x.A[x],  top: Top,  pair: <a, b>,  fpf: a:A fp-> B[a],  void: Void,  false: False,  strong-subtype: strong-subtype(A;B),  le: A  B,  ge: i  j ,  not: A,  less_than: a < b,  uiff: uiff(P;Q),  subtype_rel: A r B,  function: x:A  B[x],  axiom: Ax,  one_or_both: one_or_both(A;B),  prop: ,  equal: s = t,  universe: Type,  uall: [x:A]. B[x],  eclass: EClass(A[eo; e]),  uimplies: b supposing a,  isect: x:A. B[x],  member: t  T,  and: P  Q,  product: x:A  B[x],  so_lambda: x y.t[x; y],  sv-class: Singlevalued(X),  es-prior-val: (X)',  es-interface-or: (X | Y),  in-eclass: e  X,  assert: b,  es-or-latest: (X | Y),  iff: P  Q,  es-E: E,  all: x:A. B[x],  event-ordering+: EO+(Info),  cond-class: [X?Y],  bag_size_empty: bag_size_empty{bag_size_empty_compseq_tag_def:o},  bag_size_single: bag_size_single{bag_size_single_compseq_tag_def:o}(x),  one_or_both_ind_oobright: one_or_both_ind_oobright_compseq_tag_def,  oobright-rval: oobright-rval(x),  one_or_both_ind_oobleft: one_or_both_ind_oobleft_compseq_tag_def,  oobleft-lval: oobleft-lval(x),  oobboth?: oobboth?(x),  oobleft?: oobleft?(x),  oobright?: oobright?(x),  one_or_both_ind_oobboth: one_or_both_ind_oobboth_compseq_tag_def,  oobboth-bval: oobboth-bval(x),  natural_number: $n,  bag-size: bag-size(bs),  limited-type: LimitedType,  bfalse: ff,  eq_bool: p =b q,  lt_int: i <z j,  le_int: i z j,  eq_int: (i = j),  null: null(as),  set_blt: a < b,  grp_blt: a < b,  dcdr-to-bool: [d],  bl-all: (xL.P[x])_b,  bl-exists: (xL.P[x])_b,  b-exists: (i<n.P[i])_b,  eq_type: eq_type(T;T'),  qeq: qeq(r;s),  q_less: q_less(r;s),  q_le: q_le(r;s),  deq-member: deq-member(eq;x;L),  deq-disjoint: deq-disjoint(eq;as;bs),  deq-all-disjoint: deq-all-disjoint(eq;ass;bs),  eq_id: a = b,  eq_lnk: a = b,  es-eq-E: e = e',  es-bless: e <loc e',  es-ble: e loc e',  bimplies: p  q,  band: p  q,  bor: p q,  bnot: b,  int: ,  oob-apply: oob-apply(xs;ys),  eclass-compose2: eclass-compose2(f;X;Y),  es-latest-val: (X),  oobright: oobright(rval),  oobboth: oobboth(bval),  oobleft: oobleft(lval),  MaAuto: Error :MaAuto,  THEN: Error :THEN,  ParallelOp: Error :ParallelOp,  Auto: Error :Auto,  CollapseTHENA: Error :CollapseTHENA,  bag-only: only(bs),  real: ,  grp_car: |g|,  it: ,  CollapseTHEN: Error :CollapseTHEN,  RepeatFor: Error :RepeatFor
Lemmas :  oobright_wf,  oobleft_wf,  bag_wf,  squash_wf,  set_subtype_base,  nat_wf,  bag-size_wf,  eq_int_wf,  assert_of_eq_int,  not_functionality_wrt_uiff,  bag-only_wf,  oobboth_wf,  es-le_wf,  is-latest-val,  or-latest-val,  interface-or-val,  es-latest-val_wf,  prior-val-as-latest-val,  prior-val-val,  product_subtype_base,  union_subtype_base,  es-prior-interface_wf1,  es-prior-interface_wf,  es-E-interface_wf,  not_wf,  bnot_wf,  assert_of_bnot,  eqff_to_assert,  uiff_transitivity,  eqtt_to_assert,  le_wf,  es-interface-extensionality,  eclass-val_wf,  es-E_wf,  es-locl_wf,  assert_wf,  event-ordering+_wf,  all_functionality_wrt_iff,  iff_wf,  es-prior-val_wf,  one_or_both_wf,  es-or-latest_wf,  event-ordering+_inc,  eclass_wf,  sv-class_wf,  es-interface-or_wf,  iff_functionality_wrt_iff,  iff_transitivity,  is-prior-val,  exists_functionality_wrt_iff,  and_functionality_wrt_iff,  rev_implies_wf,  is-or-latest,  is-interface-or,  or_functionality_wrt_iff,  es-base-E_wf,  subtype_rel_self,  in-eclass_wf,  top_wf,  member_wf,  es-interface-top,  es-interface-subtype_rel2,  subtype_rel_wf,  es-causl_wf,  Id_wf,  sq_stable__assert,  bool_wf,  intensional-universe_wf,  decidable__assert,  false_wf,  ifthenelse_wf,  true_wf,  subtype_base_sq,  bool_subtype_base,  assert_elim

\mforall{}[Info,A,B:Type].  \mforall{}[X:EClass(A)].  \mforall{}[Y:EClass(B)].
    ((X  |\msupminus{}  Y))'  =  ((X)'  |  (Y)')  supposing  Singlevalued(X)  \mwedge{}  Singlevalued(Y)


Date html generated: 2011_08_16-PM-06_10_19
Last ObjectModification: 2011_06_20-AM-01_48_45

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