Nuprl Lemma : fseg_wf
11,40
postcript
pdf
T
:Type,
L1
,
L2
:(
T
List). fseg(
T
;
L1
;
L2
)
latex
ProofTree
Definitions
Type
,
t
T
,
s
=
t
,
type
List
,
x
:
A
B
(
x
)
,
x
:
A
.
B
(
x
)
,
as
@
bs
,
,
x
:
A
B
(
x
)
,
x
:
A
.
B
(
x
)
,
fseg(
T
;
L1
;
L2
)
Lemmas
append
wf
origin
T:Type, L1, L2:(T List). fseg(T;L1;L2) 
T:Type, L1, L2:(T List). fseg(T;L1;L2)
T
B(x)x:A. B(x)
B(x)
x:A. B(x)