(8steps total)
PrintForm
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
bij
imp
exists
inv2
1
1
1
1.
A
: Type
2.
B
: Type
3.
f
:
A
B
4.
a1
,
a2
:
A
.
f
(
a1
) =
f
(
a2
)
a1
=
a2
5.
b
:
B
6.
a
:
A
7.
f
(
a
) =
b
a is the
a
:
A
.
f
(
a
) =
b
By:
Analyze THEN Rename8:
a'
Generated subgoal:
1
8.
a'
:
A
9.
f
(
a'
) =
b
a'
=
a
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
B
a1,a2:A. f(a1) = f(a2) 
a1 = a2
a is the a:A. f(a) = b
