Nuprl Lemma : gcd_p_mul
2,24
postcript
pdf
a
,
b
,
y
,
n
:
. GCD(
a
;
b
;
y
)
GCD(
n
a
;
n
b
;
n
y
)
latex
Definitions
P
Q
,
P
&
Q
,
Prop
,
b
|
a
,
GCD(
a
;
b
;
y
)
,
x
:
A
.
B
(
x
)
,
t
T
,
x
:
A
.
B
(
x
)
,
P
Q
,
P
Q
,
T
,
True
Lemmas
true
wf
,
squash
wf
,
divisor
of
sum
,
divisor
of
mul
,
assoced
weakening
,
multiply
functionality
wrt
assoced
,
divides
functionality
wrt
assoced
,
gcd
unique
,
bezout
ident
,
divides
mul
,
gcd
p
wf
,
divides
wf
origin