Nuprl Lemma : sublist_occurence_wf
4,23
postcript
pdf
T
:Type,
L1
,
L2
:
T
List,
f
:(
||
L1
||
||
L2
||). sublist_occurence(
T
;
L1
;
L2
;
f
)
Prop
latex
Definitions
t
T
,
x
:
A
.
B
(
x
)
,
||
as
||
,
{
i
..
j
}
,
i
j
,
P
Q
,
False
,
A
,
A
B
,
,
l
[
i
]
,
Prop
,
S
T
,
S
T
,
increasing(
f
;
k
)
,
P
&
Q
,
sublist_occurence(
T
;
L1
;
L2
;
f
)
Lemmas
increasing
wf
,
select
wf
,
non
neg
length
,
int
seg
wf
,
length
wf1
origin
T:Type, L1, L2:T List, f:(
||L1||
||L2||). sublist_occurence(T;L1;L2;f) 
Prop T:Type, L1, L2:T List, f:(||L1||||L2||). sublist_occurence(T;L1;L2;f) Prop Tx:A. B(x)
}
j
Q
A
B
T
T