Nuprl Lemma : ecland?_wf
11,40
postcript
pdf
ds
:
x
:Id fp
Type,
da
:
k
:Knd fp
Type,
x
:ecl(
ds
;
da
). ecland?(
x
)
latex
Definitions
x
:
A
.
B
(
x
)
,
t
T
,
ecland?(
x
)
,
x
,
y
.
t
(
x
;
y
)
,
x
,
y
,
z
,
w
.
t
(
x
;
y
;
z
;
w
)
,
x
,
y
,
z
.
t
(
x
;
y
;
z
)
,
x
.
t
(
x
)
,
x
(
s1
,
s2
)
,
x
(
s1
,
s2
,
s3
,
s4
)
,
x
(
s1
,
s2
,
s3
)
,
x
(
s
)
Lemmas
ecl
ind
wf
,
bool
wf
,
bfalse
wf
,
decl-state
wf
,
ma-valtype
wf
,
btrue
wf
,
nat
wf
,
ecl
wf
,
fpf
wf
,
Knd
wf
,
Id
wf
origin