Nuprl Lemma : inl_eq_inr
11,40
postcript
pdf
A
,
B
:Type,
x
:
A
,
y
:
B
. ((inl
x
) = (inr
y
)
(
A
+
B
))
False
latex
Definitions
x
:
A
.
B
(
x
)
,
P
Q
,
t
T
,
,
False
origin
A, B:Type, x:A, y:B. ((inl x ) = (inr y ) 
(A + B)) 
False A, B:Type, x:A, y:B. ((inl x ) = (inr y ) (A + B)) False x:A. B(x) Q T