Nuprl Definition : integ_dom_p
13,42
postcript
pdf
IsIntegDom(
r
) == 0
1
|
r
| & (
u
,
v
:|
r
|. (
(
v
= 0))
((
u
*
v
) = 0)
(
u
= 0))
latex
clarification:
IsIntegDom(
r
)
== 0
r
1
r
|
r
|
==
& (
u
:|
r
|,
v
:|
r
|. (
(
v
= (0
r
)
|
r
|))
((
u
(*
r
)
v
) = (0
r
)
|
r
|)
(
u
= (0
r
)
|
r
|))
latex
Up
rings
1
Wellformedness Lemmas
integ
dom
p
wf
Definitions
P
&
Q
,
a
b
T
,
1
,
x
:
A
.
B
(
x
)
,
A
,
P
Q
,
x
f
y
,
*
,
|
r
|
,
0
origin