{ 
[Info:Type]. [es:EO+(Info)]. [X:EClass(Top)]. [f:sys-antecedent(es;X)].
[c:Cut(X;f)]. [a:E(X)].
(prior(X)(a) 
c) supposing ((
a 
prior(X)) and a c) }
{ Proof }
Definitions occuring in Statement :
es-cut: Cut(X;f),
es-prior-interface: prior(X),
sys-antecedent: sys-antecedent(es;Sys),
es-E-interface: E(X),
eclass-val: X(e),
in-eclass: e X,
eclass: EClass(A[eo; e]),
event-ordering+: EO+(Info),
es-eq: es-eq(es),
assert: b,
uimplies: b supposing a,
uall: [x:A]. B[x],
top: Top,
universe: Type,
fset-member: a s
Definitions :
bfalse: ff,
btrue: tt,
lt_int: i <z j,
bnot: 
b,
le_int: i 
z j,
ifthenelse: if b then t else f fi ,
false: False,
not: A,
le: A B,
and: P 
Q,
lelt: i j < k,
ycomb: Y,
length: ||as||,
int_seg: {i..j
},
select: l[i],
member: t T,
implies: P 
Q,
prop: 
,
all: x:A. B[x],
l_all: (xL.P[x]),
fset-closed: (s closed under fs),
sys-antecedent: sys-antecedent(es;Sys)
Lemmas :
le_wf,
es-E-interface_wf,
select_member,
es-interface-pred_wf2
\mforall{}[Info:Type]. \mforall{}[es:EO+(Info)]. \mforall{}[X:EClass(Top)]. \mforall{}[f:sys-antecedent(es;X)]. \mforall{}[c:Cut(X;f)].
\mforall{}[a:E(X)].
(prior(X)(a) \mmember{} c) supposing ((\muparrow{}a \mmember{}\msubb{} prior(X)) and a \mmember{} c)
Date html generated:
2011_08_16-PM-05_46_28
Last ObjectModification:
2011_06_20-AM-01_33_44
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