Nuprl Lemma : squash_elim
9,38
postcript
pdf
P
:
. SqStable(
P
)
((
P
)
P
)
latex
ProofTree
Definitions
t
T
,
P
Q
,
P
Q
,
P
Q
,
SqStable(
P
)
,
P
Q
,
,
x
:
A
.
B
(
x
)
,
True
,
T
Lemmas
squash
wf
origin
P:
. SqStable(P) 
((
P) 
P)
P:. SqStable(P) ((P) P)
T Q
Q Q Qx:A. B(x)T