(17steps total)
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Lemmas
mb
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IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
flip
lemma
1
2
1.
k
:
2.
x
:
k
3.
y
:
k
4.
z
:
k
5.
y
=
z
6.
x
=
y
7.
x1
:
k
8.
x1
=
x
y
=
if if
z
=
y
z
else
y
fi=
x
z
i
; if
z
=
y
z
else
y
fi=
z
x
i
;
z
=
y
z
else
y
fi
By:
Subst' ((
z
=
y
) = false
) 0 THEN Reduce 0
Generated subgoals:
1
(
z
=
y
) = false
1
step
2
y
= if
y
=
x
z
;
y
=
z
x
else
y
fi
1
step
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(17steps total)
PrintForm
Definitions
Lemmas
mb
list
2
Sections
MarkB
generic
Doc