Nuprl Lemma : decidable__equal_nat_plus
11,40
postcript
pdf
x
,
y
:
. Dec(
x
=
y
)
latex
Definitions
,
t
T
,
x
:
A
.
B
(
x
)
,
{
T
}
,
P
Q
,
SQType(
T
)
,
,
True
,
T
,
False
,
A
,
P
Q
,
Dec(
P
)
Lemmas
decidable
int
equal
,
not
wf
,
nat
plus
wf
origin
x, y:
. Dec(x = y) x, y:. Dec(x = y) 
Tx:A. B(x)
Q
T
A
Q