Nuprl Lemma : pv11_p1_leader_preempted_wf

[Cmd:ValueAllType]. ∀[ldrs_uid:Id ⟶ ℤ].
  (pv11_p1_leader_preempted(Cmd;ldrs_uid) ∈ Id
   ⟶ pv11_p1_Ballot_Num()
   ⟶ (pv11_p1_Ballot_Num() × 𝔹 × ((ℤ × Cmd) List))
   ⟶ bag(pv11_p1_Ballot_Num()))


Proof




Definitions occuring in Statement :  pv11_p1_leader_preempted: pv11_p1_leader_preempted(Cmd;ldrs_uid) pv11_p1_Ballot_Num: pv11_p1_Ballot_Num() Id: Id list: List vatype: ValueAllType bool: 𝔹 uall: [x:A]. B[x] member: t ∈ T function: x:A ⟶ B[x] product: x:A × B[x] int: bag: bag(T)
Definitions unfolded in proof :  vatype: ValueAllType uall: [x:A]. B[x] member: t ∈ T pv11_p1_leader_preempted: pv11_p1_leader_preempted(Cmd;ldrs_uid) spreadn: spread3 all: x:A. B[x] implies:  Q bool: 𝔹 unit: Unit it: btrue: tt band: p ∧b q ifthenelse: if then else fi  uiff: uiff(P;Q) and: P ∧ Q uimplies: supposing a bfalse: ff exists: x:A. B[x] prop: or: P ∨ Q sq_type: SQType(T) guard: {T} assert: b false: False bnot: ¬bb not: ¬A

Latex:
\mforall{}[Cmd:ValueAllType].  \mforall{}[ldrs$_{uid}$:Id  {}\mrightarrow{}  \mBbbZ{}].
    (pv11\_p1\_leader\_preempted(Cmd;ldrs$_{uid}$)  \mmember{}  Id
      {}\mrightarrow{}  pv11\_p1\_Ballot\_Num()
      {}\mrightarrow{}  (pv11\_p1\_Ballot\_Num()  \mtimes{}  \mBbbB{}  \mtimes{}  ((\mBbbZ{}  \mtimes{}  Cmd)  List))
      {}\mrightarrow{}  bag(pv11\_p1\_Ballot\_Num()))



Date html generated: 2016_05_17-PM-02_57_55
Last ObjectModification: 2015_12_29-PM-11_23_31

Theory : paxos!synod


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