(7steps total)
PrintForm
Definitions
well
fnd
Sections
StandardLIB
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
inv
image
ind
a
1
1
1.
T
: Type
2.
r
:
T
T
Prop
3.
S
: Type
4.
f
:
S
T
5. WellFnd{i}(
T
;
x
,
y
.
r
(
x
,
y
))
6.
P
:
S
Prop
7.
j
:
S
. (
k
:
S
.
r
(
f
(
k
),
f
(
j
))
P
(
k
))
P
(
j
)
8.
n
:
S
P
(
n
)
By:
Assert (
x
:
T
,
y
:
S
.
f
(
y
) =
x
P
(
y
))
THEN
IfLabL [`assertion`,(Analyze 0);`main`,(InstHyp [
f
(
n
);
n
] -1)]
Generated subgoal:
1
9.
x
:
T
y
:
S
.
f
(
y
) =
x
P
(
y
)
4
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(7steps total)
PrintForm
Definitions
well
fnd
Sections
StandardLIB
Doc