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