(5steps total)
PrintForm
Definitions
Lemmas
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
bij
iff
is
1
1
corr
1
1
1.
A
: Type
2.
B
: Type
3.
f
:
A
B
4. Bij(
A
;
B
;
f
)
g
:(
B
A
). InvFuns(
A
;
B
;
f
;
g
)
By:
BackThru:
Thm*
f
:(
A
B
). Bij(
A
;
B
;
f
)
(
g
:(
B
A
). InvFuns(
A
;
B
;
f
;
g
))
Generated subgoals:
None
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(5steps total)
PrintForm
Definitions
Lemmas
DiscreteMath
Sections
DiscrMathExt
Doc