Nuprl Lemma : not_over_and
13,42
postcript
pdf
A
,
B
:
. Dec(
A
)
((
(
A
&
B
))
((
A
)
(
B
)))
latex
Up
core
2
,
core
2
Definitions
t
T
,
P
Q
,
P
Q
,
P
&
Q
,
P
Q
,
P
Q
,
,
x
:
A
.
B
(
x
)
,
A
,
Dec(
P
)
,
False
Lemmas
decidable
wf
,
not
wf
,
not
over
and
b
origin
A, B:
. Dec(A) 
((
(A & B)) 
((A) 
(B))) A, B:. Dec(A) (((A & B)) ((A) (B))) 
T Q Q Q Qx:A. B(x)A