Nuprl Lemma : existse-between2-false
11,40
postcript
pdf
es
:ES,
e1
:E,
e2
:{
e
:E| loc(
e
) = loc(
e1
)
Id} .
e
[
e1
,
e2
].False
False
latex
Definitions
False
,
E
,
e
loc
e'
,
P
&
Q
,
A
c
B
,
x
:
A
.
B
(
x
)
,
e
[
e1
,
e2
].
P
(
e
)
,
t
T
,
,
P
Q
,
P
Q
,
b
,
A
,
x
:
A
.
B
(
x
)
,
loc(
e
)
,
Id
,
x
.
t
(
x
)
,
P
Q
,
ES
Lemmas
event
system
wf
,
existse-between2
wf
,
es-E
wf
,
Id
wf
,
es-loc
wf
,
es-loc-pred
,
false
wf
origin
es:ES, e1:E, e2:{e:E| loc(e) = loc(e1) 
Id} . 
e[e1,e2].False 
False es:ES, e1:E, e2:{e:E| loc(e) = loc(e1) Id} . e[e1,e2].False False 
loc e' 
Bx:A. B(x)e[e1,e2].P(e) T
Q Q
b
Ax:A. B(x)
x. t(x) Q