(12steps total)
PrintForm
Definitions
Lemmas
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
dedekind
inf
imp
inf
1
1
1.
A
: Type
2.
a
:
A
3.
f
:
A
A
4. Inj(
A
;
A
;
f
)
5.
(
x
:
A
.
f
(
x
) =
a
)
(
i
.
f
{
i
}(
a
))
inj
A
By:
Analyze
Generated subgoal:
1
Inj(
;
A
;
i
.
f
{
i
}(
a
))
9
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(12steps total)
PrintForm
Definitions
Lemmas
DiscreteMath
Sections
DiscrMathExt
Doc
A
(
x:A. f(x) = a)
(
i.f{
i}(a)) 
inj
A
