Nuprl Lemma : fpf-val-single1
11,40
postcript
pdf
A
:Type,
eq
:EqDecider(
A
),
x
:
A
,
v
,
P
:Top. (
z
!=
x
:
v
(
x
)
P
(
a
,
z
)) ~ (True
P
(
x
,
v
))
latex
Definitions
x
:
A
.
B
(
x
)
,
z
!=
f
(
x
)
P
(
a
;
z
)
,
x
:
v
,
P
Q
,
x
dom(
f
)
,
deq-member(
eq
;
x
;
L
)
,
t
.1
,
reduce(
f
;
k
;
as
)
,
Y
,
SQType(
T
)
,
{
T
}
,
t
T
,
,
b
,
p
q
,
tt
,
f
(
x
)
,
t
.2
,
if
b
then
t
else
f
fi
Lemmas
bool
sq
,
bool
wf
,
eqof
wf
,
btrue
wf
,
top
wf
,
deq
wf
,
eqof
eq
btrue
origin
A:Type, eq:EqDecider(A), x:A, v, P:Top. (z != x : v(x) 
P(a,z)) ~ (True P(x,v)) A:Type, eq:EqDecider(A), x:A, v, P:Top. (z != x : v(x) P(a,z)) ~ (True P(x,v)) x:A. B(x) P(a;z) Q
dom(f) T
b
q