{ 
[Info:Type]. [es:EO+(Info)]. [X:EClass(Top)]. [e:E].
prior(X)(e) = if pred(e) 
X then pred(e) else prior(X)(pred(e)) fi
supposing 
e prior(X) }
{ Proof }
Definitions occuring in Statement :
es-prior-interface: prior(X),
eclass-val: X(e),
in-eclass: e X,
eclass: EClass(A[eo; e]),
event-ordering+: EO+(Info),
es-pred: pred(e),
es-E: E,
assert: b,
ifthenelse: if b then t else f fi ,
uimplies: b supposing a,
uall: [x:A]. B[x],
top: Top,
universe: Type,
equal: s = t
Definitions :
uall: [x:A]. B[x],
top: Top,
uimplies: b supposing a,
member: t T,
prop: 
,
all: x:A. B[x],
so_lambda: 
x y.t[x; y],
ifthenelse: if b then t else f fi ,
implies: P 
Q,
btrue: tt,
bfalse: ff,
and: P 
Q,
so_apply: x[s1;s2],
iff: P 
Q,
cand: A c B,
bool: 
,
unit: Unit,
or: P 
Q,
not: 
A,
false: False,
decidable: Dec(P),
es-locl: (e <loc e'),
subtype: S 
T,
it: 
Lemmas :
assert_wf,
in-eclass_wf,
es-prior-interface_wf,
es-interface-subtype_rel2,
es-E-interface_wf,
es-E_wf,
event-ordering+_inc,
event-ordering+_wf,
top_wf,
eclass_wf,
es-is-prior-interface-pred,
es-pred_wf,
bool_wf,
not_wf,
bnot_wf,
iff_weakening_uiff,
eqtt_to_assert,
uiff_transitivity,
eqff_to_assert,
assert_of_bnot,
es-prior-interface-val,
es-locl-iff,
eclass-val_wf2,
es-E-interface-subtype_rel,
es-pred-locl,
decidable__es-locl,
btrue_neq_bfalse,
assert_elim,
not_assert_elim,
es-locl_transitivity2,
es-le_weakening,
es-locl-total,
es-loc-pred
\mforall{}[Info:Type]. \mforall{}[es:EO+(Info)]. \mforall{}[X:EClass(Top)]. \mforall{}[e:E].
prior(X)(e) = if pred(e) \mmember{}\msubb{} X then pred(e) else prior(X)(pred(e)) fi supposing \muparrow{}e \mmember{}\msubb{} prior(X)
Date html generated:
2011_08_16-PM-04_49_06
Last ObjectModification:
2011_06_20-AM-01_07_41
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