Nuprl Lemma : divisor_of_sum
11,40
postcript
pdf
a
,
b1
,
b2
:
. divides(
a
;
b1
)
divides(
a
;
b2
)
divides(
a
; (
b1
+
b2
))
latex
Definitions
t
T
,
P
Q
,
x
:
A
.
B
(
x
)
,
prop{i:l}
,
x
:
A
.
B
(
x
)
,
divides(
b
;
a
)
Lemmas
divides
wf
origin
a,b1,b2:
. divides(a; b1) 
divides(a; b2) divides(a; (b1 + b2)) a,b1,b2:. divides(a; b1) divides(a; b2) divides(a; (b1 + b2)) 
T Qx:A. B(x)
x:A. B(x)