(8steps total)
PrintForm
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
inv
funs
iff
inv
funs
2
1
1
A
,
B
:Type,
f
:(
A
B
),
g
:(
B
A
).
g
o
f
= Id
(
x
:
A
.
g
(
f
(
x
)) =
x
)
By:
UnivCD
Generated subgoal:
1
1.
A
: Type
2.
B
: Type
3.
f
:
A
B
4.
g
:
B
A
g
o
f
= Id
(
x
:
A
.
g
(
f
(
x
)) =
x
)
4
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(8steps total)
PrintForm
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc