Nuprl Lemma : es-dstate_wf
11,40
postcript
pdf
es
:ES,
i
:Id. discrete state@
i
Type
latex
Definitions
ES
,
t
T
,
Id
,
Top
,
x
:
A
.
B
(
x
)
,
vartype(
i
;
x
)
,
Type
,
discrete(
i
;
x
)
,
if
b
then
t
else
f
fi
,
x
:
A
B
(
x
)
,
discrete state@
i
Lemmas
ifthenelse
wf
,
es-isconst
wf
,
es-vartype
wf
,
top
wf
,
Id
wf
,
event
system
wf
origin
es:ES, i:Id. discrete state@i 
Type es:ES, i:Id. discrete state@i Type Tx:A. B(x)
B(x)