(7steps total)
PrintForm
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
inv
pair
iff
ooc
1
1.
A
: Type
2.
B
: Type
(
(
A
B
))
(
A
~
B
)
By:
Def of
A
B
|
A
~
B
Generated subgoals:
1
3.
{
fg
:((
A
B
)
(
B
A
))|
fg
/
f
,
g
. InvFuns(
A
;
B
;
f
;
g
) }
f
:(
A
B
),
g
:(
B
A
). InvFuns(
A
;
B
;
f
;
g
)
2
steps
2
3.
f
:(
A
B
),
g
:(
B
A
). InvFuns(
A
;
B
;
f
;
g
)
{
fg
:((
A
B
)
(
B
A
))|
fg
/
f
,
g
. InvFuns(
A
;
B
;
f
;
g
) }
3
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(7steps total)
PrintForm
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc