Nuprl Lemma : implies_functionality_wrt_iff
13,42
postcript
pdf
P1
,
P2
,
Q1
,
Q2
:
. (
P1
P2
)
(
Q1
Q2
)
{(
P1
Q1
)
(
P2
Q2
)}
latex
Up
core
2
,
core
2
Definitions
t
T
,
P
Q
,
P
&
Q
,
{
T
}
,
P
Q
,
P
Q
,
,
x
:
A
.
B
(
x
)
Lemmas
iff
wf
origin