Nuprl Lemma : mul_cancel_in_eq
12,41
postcript
pdf
a
,
b
:
,
n
:
. ((
n
*
a
) = (
n
*
b
))
(
a
=
b
)
latex
ProofTree
Definitions
t
T
,
x
:
A
.
B
(
x
)
,
,
P
Q
,
i
>
j
,
P
Q
,
,
,
Dec(
P
)
,
False
,
A
Lemmas
int
nzero
wf
,
nat
plus
wf
,
mul
preserves
lt
,
decidable
lt
origin
a, b:
, n:
. ((n * a) = (n * b)) 
(a = b)
a, b:, n:. ((n * a) = (n * b)) (a = b)
Tx:A. B(x)
Q
Q
A