Nuprl Lemma : subtype_rel-equal
0,22
postcript
pdf
A
,
B
:Type.
A
=
B
A
B
latex
Definitions
x
:
A
.
B
(
x
)
,
P
Q
,
Prop
,
t
T
origin
A, B:Type. A = B 
A 
B A, B:Type. A = B A B x:A. B(x) Q
T