(19steps total)
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Definitions
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:
nat
to
nat
pair
surj
1
1
k
,
x
,
y
:
.
x
+
y
=
k
(
a
:
. nat_to_nat_pair(
a
) = <
x
,
y
>)
By:
2 Times (CompNatInd Concl)
Generated subgoal:
1
1.
k
:
2.
k1
:
.
k1
<
k
(
x
,
y
:
.
x
+
y
=
k1
(
a
:
. nat_to_nat_pair(
a
) = <
x
,
y
>))
3.
x
:
4.
x1
:
.
x1
<
x
(
y
:
.
x1
+
y
=
k
(
a
:
. nat_to_nat_pair(
a
) = <
x1
,
y
>))
5.
y
:
6.
x
+
y
=
k
a
:
. nat_to_nat_pair(
a
) = <
x
,
y
>
14
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(19steps total)
PrintForm
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc