Nuprl Lemma : indexed-F-bisimulation_wf
∀[I:Type]. ∀[F:Type ⟶ Type]. ∀[R:(I ⟶ corec(T.F[T])) ⟶ (I ⟶ corec(T.F[T])) ⟶ ℙ].
  x,y.R[x;y] is an T.F[T]-bisimulation (indexed I) ∈ ℙ' supposing ContinuousMonotone(T.F[T])
Proof
Definitions occuring in Statement : 
indexed-F-bisimulation: x,y.R[x; y] is an T.F[T]-bisimulation (indexed I)
, 
corec: corec(T.F[T])
, 
continuous-monotone: ContinuousMonotone(T.F[T])
, 
uimplies: b supposing a
, 
uall: ∀[x:A]. B[x]
, 
prop: ℙ
, 
so_apply: x[s1;s2]
, 
so_apply: x[s]
, 
member: t ∈ T
, 
function: x:A ⟶ B[x]
, 
universe: Type
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
uimplies: b supposing a
, 
so_lambda: λ2x.t[x]
, 
so_apply: x[s]
, 
indexed-F-bisimulation: x,y.R[x; y] is an T.F[T]-bisimulation (indexed I)
, 
implies: P 
⇒ Q
, 
prop: ℙ
, 
and: P ∧ Q
, 
subtype_rel: A ⊆r B
, 
so_apply: x[s1;s2]
, 
guard: {T}
, 
continuous-monotone: ContinuousMonotone(T.F[T])
, 
type-monotone: Monotone(T.F[T])
, 
type-continuous: Continuous(T.F[T])
Lemmas referenced : 
corec-ext, 
all_wf, 
subtype_rel_wf, 
corec_wf, 
subtype_rel_self, 
equal_wf, 
subtype_rel_transitivity, 
subtype_rel_weakening, 
continuous-monotone_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isect_memberFormation, 
introduction, 
cut, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
sqequalRule, 
lambdaEquality, 
applyEquality, 
hypothesisEquality, 
universeEquality, 
independent_isectElimination, 
hypothesis, 
instantiate, 
functionEquality, 
productEquality, 
functionExtensionality, 
because_Cache, 
cumulativity, 
productElimination, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
isect_memberEquality
Latex:
\mforall{}[I:Type].  \mforall{}[F:Type  {}\mrightarrow{}  Type].  \mforall{}[R:(I  {}\mrightarrow{}  corec(T.F[T]))  {}\mrightarrow{}  (I  {}\mrightarrow{}  corec(T.F[T]))  {}\mrightarrow{}  \mBbbP{}].
    x,y.R[x;y]  is  an  T.F[T]-bisimulation  (indexed  I)  \mmember{}  \mBbbP{}'  supposing  ContinuousMonotone(T.F[T])
Date html generated:
2019_06_20-PM-00_37_17
Last ObjectModification:
2018_08_01-AM-10_46_04
Theory : co-recursion
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