Nuprl Lemma : d-single-pre-init_wf
0,22
postcript
pdf
i
,
a
:Id,
T
:Type,
ds
:
x
:Id fp
Type,
init
:
x
:Id fp
ds
(
x
)?Void,
P
:(State(
ds
)
T
Prop).
@
i
(with ds:
ds
init:
init
action
a
:
T
precondition
a
(v) is
P
s v)
Dsys
latex
Definitions
Dsys
,
@
i
(with ds:
ds
init:
init
action
a
:
T
precondition
a
(v) is
P
s v)
,
if
b
t
else
f
fi
,
eqof(
d
)
,
MsgA
,
with ds:
ds
init:
init
action
a
:
T
precondition
a
(v) is
P
,
,
State(
ds
)
,
Prop
,
f
(
x
)?
z
,
IdDeq
,
a
:
A
fp
B
(
a
)
,
x
:
A
.
B
(
x
)
,
x
.
t
(
x
)
,
t
T
,
Id
Lemmas
Id
wf
,
fpf
wf
,
id-deq
wf
,
fpf-cap
wf
,
ma-state
wf
,
ma-empty
wf
,
ma-single-pre-init
wf
,
msga
wf
,
eqof
wf
,
ifthenelse
wf
origin