(36steps total)
Remark
PrintForm
Definitions
Lemmas
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
one
one
corr
rel
vs
invfuns
1
1.
A
: Type
2.
B
: Type
3.
R
:
A
B
Prop
(1-1-Corr
x
:
A
,
y
:
B
.
R
(
x
;
y
))
(
f
:(
A
B
),
g
:(
B
A
).
(
InvFuns(
A
;
B
;
f
;
g
) & (
x
:
A
,
y
:
B
.
R
(
x
;
y
)
y
=
f
(
x
) &
x
=
g
(
y
)))
By:
2 Times Analyze
Generated subgoals:
1
4. 1-1-Corr
x
:
A
,
y
:
B
.
R
(
x
;
y
)
f
:(
A
B
),
g
:(
B
A
).
InvFuns(
A
;
B
;
f
;
g
) & (
x
:
A
,
y
:
B
.
R
(
x
;
y
)
y
=
f
(
x
) &
x
=
g
(
y
))
24
steps
2
4.
f
:(
A
B
),
g
:(
B
A
).
4.
InvFuns(
A
;
B
;
f
;
g
) & (
x
:
A
,
y
:
B
.
R
(
x
;
y
)
y
=
f
(
x
) &
x
=
g
(
y
))
1-1-Corr
x
:
A
,
y
:
B
.
R
(
x
;
y
)
10
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(36steps total)
Remark
PrintForm
Definitions
Lemmas
DiscreteMath
Sections
DiscrMathExt
Doc