{ [b:]. [x:Top].  (if b then x else x fi  ~ x) }

{ Proof }



Definitions occuring in Statement :  ifthenelse: if b then t else f fi  bool: uall: [x:A]. B[x] top: Top sqequal: s ~ t
Definitions :  uall: [x:A]. B[x] member: t  T prop: ifthenelse: if b then t else f fi  all: x:A. B[x] implies: P  Q btrue: tt bfalse: ff bool: unit: Unit iff: P  Q and: P  Q it:
Lemmas :  top_wf bool_wf assert_wf not_wf bnot_wf iff_weakening_uiff eqtt_to_assert uiff_transitivity eqff_to_assert assert_of_bnot

\mforall{}[b:\mBbbB{}].  \mforall{}[x:Top].    (if  b  then  x  else  x  fi    \msim{}  x)


Date html generated: 2011_08_16-AM-11_10_59
Last ObjectModification: 2011_06_20-AM-00_19_10

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