Nuprl Lemma : binrel_eqv_inversion
13,42
postcript
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T
:Type,
r
,
r'
:(
T
T
). (
r
<
>{
T
}
r'
)
(
r'
<
>{
T
}
r
)
latex
Up
gen
algebra
1
Definitions of Statement
E
<
>{
T
}
E'
Definitions
t
T
,
E
<
>{
T
}
E'
,
P
Q
,
,
x
:
A
.
B
(
x
)
,
P
&
Q
,
P
Q
,
P
Q
Lemmas
iff
wf
,
iff
functionality
wrt
iff
origin
T:Type, r, r':(T
T
). (r <
>{T} r') 
(r' <>{T} r) T:Type, r, r':(TT). (r <>{T} r') (r' <>{T} r) >{T} E'
T>{T} E' Qx:A. B(x)
Q Q