(8steps total)
PrintForm
Definitions
Lemmas
int
2
Sections
StandardLIB
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
int
seg
ind
1
1.
i
:
2.
j
: {
i
+1...}
3.
E
: {
i
..
j
}
Prop
4.
E
(
i
)
5.
k
:{(
i
+1)..
j
}.
E
(
k
-1)
E
(
k
)
k
:{
i
..
j
}.
E
(
k
)
By:
BackThruLemmaWithUnfolds
Thm*
i
:
,
j
:{
i
...}. WellFnd{u}({
i
..
j
};
x
,
y
.
x
<
y
)
[`wellfounded`]
Generated subgoal:
1
j@0
:{
i
..
j
}. (
k
:{
i
..
j
}.
k
<
j@0
E
(
k
))
E
(
j@0
)
6
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(8steps total)
PrintForm
Definitions
Lemmas
int
2
Sections
StandardLIB
Doc