(2steps total)
PrintForm
Definitions
Lemmas
IteratedBinops
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
factorial
tail
split
mid
1
1.
n
:
2.
m
:
3.
k
:
4.
n
k
+-
m
5.
m
k
(
i
:{
k
+-
m
+-
n
..
k
}. 1+
i
) = (
i
:{
k
+-
m
+-
n
..
k
+-
m
}. 1+
i
)
(
i
:{
k
+-
m
..
k
}. 1+
i
)
By:
BackThru:
Thm*
a
,
c
,
b
:
,
e
:({
a
..
b
}
).
Thm*
a
c
Thm*
Thm*
c
b
(
i
:{
a
..
b
}.
e
(
i
)) = (
i
:{
a
..
c
}.
e
(
i
))
(
i
:{
c
..
b
}.
e
(
i
))
Using:[
e
(
i
):= 1+
i
] ...
Generated subgoals:
None
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(2steps total)
PrintForm
Definitions
Lemmas
IteratedBinops
Sections
DiscrMathExt
Doc