(7steps total)
PrintForm
Definitions
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DiscreteMath
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DiscrMathExt
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IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
card
nat
vs
nat
tuple
2
1
1.
k
:
2. 1<
k
3. (
(
k
-1)
) ~
(
k
) ~ (
)
By:
Rewrite by
Thm*
a
,
b
:
,
c
:{
a
...
b
},
B
:({
a
..
b
}
Type).
Thm*
(
i
:{
a
..
b
}
B
(
i
)) ~ ((
i
:{
a
..
c
}
B
(
i
))
(
i
:{
c
..
b
}
B
(
i
)))
Using:[
a
:= 0 |
b
:=
k
|
c
:=
k
-1]
Generated subgoal:
1
((
(
k
-1)
)
({(
k
-1)..
k
}
)) ~ (
)
2
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(7steps total)
PrintForm
Definitions
Lemmas
DiscreteMath
Sections
DiscrMathExt
Doc