Nuprl Lemma : ecase1_wf
0,22
postcript
pdf
E
,
T
,
X1
,
X2
:Type,
info
:(
E
(Id
X1
+(IdLnk
E
)
X2
)),
e
:
E
,
f
:(Id
T
),
g
:(IdLnk
E
T
).
ecase1(
e
;
info
;
i
.
f
(
i
);
l
,
e'
.
g
(
l
,
e'
))
T
latex
Definitions
ecase1(
e
;
info
;
i
.
f
(
i
);
l
,
e'
.
g
(
l
;
e'
))
,
x
:
A
.
B
(
x
)
,
P
Q
,
Id
,
IdLnk
,
x
(
s
)
,
x
(
s1
,
s2
)
,
t
T
Lemmas
IdLnk
wf
,
Id
wf
origin
E, T, X1, X2:Type, info:(E
(Id
X1+(IdLnkE)X2)), e:E, f:(IdT), g:(IdLnkET).
T E, T, X1, X2:Type, info:(E(IdX1+(IdLnkE)X2)), e:E, f:(IdT), g:(IdLnkET).
T x:A. B(x)
Q T