Nuprl Lemma : fpf-compatible-wf2
11,40
postcript
pdf
A
:Type,
B
,
C
:(
A
Type),
eq
:EqDecider(
A
),
f
:
a
:
A
fp
B
(
a
),
g
:
a
:
A
fp
C
(
a
).
(
x
:
A
. (
x
dom(
f
))
(
x
dom(
g
))
(
B
(
x
)
r
C
(
x
)))
(
f
||
g
)
latex
Definitions
x
:
A
.
B
(
x
)
,
x
(
s
)
,
P
Q
,
t
T
,
,
f
||
g
,
P
&
Q
,
x
.
t
(
x
)
Lemmas
assert
wf
,
fpf-dom
wf
,
fpf-trivial-subtype-top
,
fpf-ap
wf
,
fpf
wf
,
deq
wf
origin