(8steps total)
PrintForm
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
inj
from
empty
unique
1
4
1.
A
: Type
2.
B
: Type
3.
(
A
)
4. (
x
.
x
)
A
B
5. Inj(
A
;
B
;
x
.
x
)
6.
y
:
A
inj
B
(
x
.
x
) =
y
A
inj
B
By:
Analyze6 THEN Analyze THEN FunExtensionality
Generated subgoal:
1
6.
y
:
A
B
7. Inj(
A
;
B
;
y
)
8.
x
:
A
x
=
y
(
x
)
B
1
step
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(8steps total)
PrintForm
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc
(
A)
x.x) 
B
B
(
