Nuprl Lemma : l_all_nil
11,40
postcript
pdf
T
:Type,
P
:(
T
prop{i:l}). l_all([];
T
;
x
.
P
(
x
))
latex
Definitions
t
T
,
False
,
A
,
A
B
,
Y
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||
as
||
,
A
c
B
,
x
:
A
.
B
(
x
)
,
(
x
l
)
,
P
Q
,
l_all(
L
;
T
;
x
.
P
(
x
))
,
prop{i:l}
,
x
:
A
.
B
(
x
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,
Lemmas
length
wf2
,
select
wf
,
nat
wf
origin
T:Type, P:(T
prop{i:l}). l_all([]; T; x.P(x)) T:Type, P:(Tprop{i:l}). l_all([]; T; x.P(x)) 
T
A
B
B
x:A. B(x) l)
Qx:A. B(x)