{ [A:']. [dfp1,dfp2:DataflowProgram(A)]. [B:Type].
    [G:bag(df-program-type(dfp1))
         bag(df-program-type(dfp2))
         bag(B)
         bag(B)]. [P:bag(B)  ]. [buf:bag(B)].
      (feedback-df-prog2(B;G;P;buf;dfp1;dfp2)  DataflowProgram(A)) 
    supposing valueall-type(B) }

{ Proof }



Definitions occuring in Statement :  feedback-df-prog2: feedback-df-prog2(B;G;P;buf;dfp1;dfp2),  df-program-type: df-program-type(dfp),  dataflow-program: DataflowProgram(A),  bool: ,  uimplies: b supposing a,  uall: [x:A]. B[x],  member: t  T,  function: x:A  B[x],  universe: Type,  bag: bag(T),  valueall-type: valueall-type(T)
Definitions :  implies: P  Q,  axiom: Ax,  feedback-df-prog2: feedback-df-prog2(B;G;P;buf;dfp1;dfp2),  bool: ,  df-program-type: df-program-type(dfp),  bag: bag(T),  all: x:A. B[x],  function: x:A  B[x],  isect: x:A. B[x],  uall: [x:A]. B[x],  uimplies: b supposing a,  valueall-type: valueall-type(T),  equal: s = t,  dataflow-program: DataflowProgram(A),  universe: Type,  member: t  T,  subtype: S  T,  void: Void,  eq_knd: a = b,  fpf-dom: x  dom(f),  false: False,  limited-type: LimitedType,  bfalse: ff,  btrue: tt,  eq_bool: p =b q,  lt_int: i <z j,  le_int: i z j,  eq_int: (i = j),  eq_atom: x =a y,  null: null(as),  set_blt: a < b,  grp_blt: a < b,  infix_ap: x f y,  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'),  eq_atom: eq_atom$n(x;y),  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),  name_eq: name_eq(x;y),  eq_id: a = b,  eq_lnk: a = b,  bimplies: p  q,  bor: p q,  sq_type: SQType(T),  natural_number: $n,  atom: Atom$n,  int: ,  atom: Atom,  rec: rec(x.A[x]),  tunion: x:A.B[x],  b-union: A  B,  list: type List,  or: P  Q,  guard: {T},  l_member: (x  l),  true: True,  prop: ,  so_lambda: x.t[x],  uni_sat: a = !x:T. Q[x],  inv_funs: InvFuns(A;B;f;g),  inject: Inj(A;B;f),  eqfun_p: IsEqFun(T;eq),  refl: Refl(T;x,y.E[x; y]),  urefl: UniformlyRefl(T;x,y.E[x; y]),  sym: Sym(T;x,y.E[x; y]),  usym: UniformlySym(T;x,y.E[x; y]),  trans: Trans(T;x,y.E[x; y]),  utrans: UniformlyTrans(T;x,y.E[x; y]),  anti_sym: AntiSym(T;x,y.R[x; y]),  uanti_sym: UniformlyAntiSym(T;x,y.R[x; y]),  connex: Connex(T;x,y.R[x; y]),  uconnex: uconnex(T; x,y.R[x; y]),  coprime: CoPrime(a,b),  ident: Ident(T;op;id),  assoc: Assoc(T;op),  comm: Comm(T;op),  inverse: Inverse(T;op;id;inv),  bilinear: BiLinear(T;pl;tm),  bilinear_p: IsBilinear(A;B;C;+a;+b;+c;f),  action_p: IsAction(A;x;e;S;f),  dist_1op_2op_lr: Dist1op2opLR(A;1op;2op),  fun_thru_1op: fun_thru_1op(A;B;opa;opb;f),  fun_thru_2op: FunThru2op(A;B;opa;opb;f),  cancel: Cancel(T;S;op),  monot: monot(T;x,y.R[x; y];f),  monoid_p: IsMonoid(T;op;id),  group_p: IsGroup(T;op;id;inv),  monoid_hom_p: IsMonHom{M1,M2}(f),  grp_leq: a  b,  integ_dom_p: IsIntegDom(r),  prime_ideal_p: IsPrimeIdeal(R;P),  no_repeats: no_repeats(T;l),  value-type: value-type(T),  assert: b,  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),  bag-member: bag-member(T;x;bs),  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,  squash: T,  sq_stable: SqStable(P),  fpf: a:A fp-> B[a],  quotient: x,y:A//B[x; y],  strong-subtype: strong-subtype(A;B),  le: A  B,  ge: i  j ,  not: A,  less_than: a < b,  and: P  Q,  uiff: uiff(P;Q),  subtype_rel: A r B,  so_apply: x[s],  it: ,  inr: inr x ,  isl: isl(x),  bnot: b,  band: p  q,  ifthenelse: if b then t else f fi ,  let: let,  empty-bag: {},  apply: f a,  decide: case b of inl(x) => s[x] | inr(y) => t[y],  spread: spread def,  spreadn: spread3,  evalall: evalall(t),  lambda: x.A[x],  inl: inl x ,  unit: Unit,  union: left + right,  pair: <a, b>,  set: {x:A| B[x]} ,  product: x:A  B[x]
Lemmas :  unit_wf,  member_wf,  evalall_wf,  subtype_rel_wf,  sq_stable__all,  squash_wf,  sq_stable__equal,  sq_stable__valueall-type,  product-valueall-type,  union-valueall-type,  equal-valueall-type,  bag-valueall-type,  empty-bag_wf,  eqtt_to_assert,  assert_wf,  not_wf,  uiff_transitivity,  eqff_to_assert,  assert_of_bnot,  bnot_wf,  isl_wf,  ifthenelse_wf,  bfalse_wf,  it_wf,  dataflow-program_wf,  valueall-type_wf,  df-program-type_wf,  bool_wf,  bag_wf

\mforall{}[A:\mBbbU{}'].  \mforall{}[dfp1,dfp2:DataflowProgram(A)].  \mforall{}[B:Type].
    \mforall{}[G:bag(df-program-type(dfp1))  {}\mrightarrow{}  bag(df-program-type(dfp2))  {}\mrightarrow{}  bag(B)  {}\mrightarrow{}  bag(B)].
    \mforall{}[P:bag(B)  {}\mrightarrow{}  \mBbbB{}].  \mforall{}[buf:bag(B)].
        (feedback-df-prog2(B;G;P;buf;dfp1;dfp2)  \mmember{}  DataflowProgram(A)) 
    supposing  valueall-type(B)


Date html generated: 2011_08_16-AM-09_43_41
Last ObjectModification: 2011_06_18-AM-08_34_41

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