{ [A,B:Id].  uiff(PublicKey(A) = PublicKey(B);A = B) }

{ Proof }



Definitions occuring in Statement :  ses-public-key: PublicKey(A) encryption-key: Key Id: Id uiff: uiff(P;Q) uall: [x:A]. B[x] equal: s = t
Definitions :  uall: [x:A]. B[x] Id: Id uiff: uiff(P;Q) encryption-key: Key ses-public-key: PublicKey(A) member: t  T and: P  Q uimplies: b supposing a prop: outl: outl(x) assert: b isl: isl(x) btrue: tt ifthenelse: if b then t else f fi  true: True cand: A c B sq_type: SQType(T) all: x:A. B[x] implies: P  Q guard: {T}
Lemmas :  Id_wf member_wf outl_wf subtype_base_sq union_subtype_base atom2_subtype_base atom1_subtype_base

\mforall{}[A,B:Id].    uiff(PublicKey(A)  =  PublicKey(B);A  =  B)


Date html generated: 2011_08_17-PM-07_17_05
Last ObjectModification: 2011_06_18-PM-01_07_22

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