Nuprl Lemma : existse-between1_functionality_wrt_iff
0,22
postcript
pdf
es
:ES,
e1
:E,
e2
:{
e
:E| loc(
e
) = loc(
e1
)
Id },
P
,
Q
:({
e
:E| loc(
e
) = loc(
e1
)
Id }
Prop).
(
e
:{
e
:E| loc(
e
) = loc(
e1
)
Id }.
P
(
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Q
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))
(
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[
e1
,
e2
).
P
(
e
)
e
[
e1
,
e2
).
Q
(
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))
latex
Definitions
t
T
,
b
,
P
Q
,
False
,
A
,
x
:
A
.
B
(
x
)
,
x
(
s
)
,
P
&
Q
,
P
Q
,
(
e
<loc
e'
)
,
loc(
e
)
,
Id
,
E
,
P
Q
,
A
&
B
,
Prop
,
e
e'
,
x
:
A
.
B
(
x
)
,
e
[
e1
,
e2
).
P
(
e
)
,
x
.
t
(
x
)
,
ES
Lemmas
event
system
wf
,
iff
wf
,
existse-between1
wf
,
es-E
wf
,
es-le
wf
,
es-locl
wf
,
Id
wf
,
es-loc
wf
,
es-le-loc
,
es-loc-pred
,
es-locl-iff
origin