(2steps total)
PrintForm
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
eta
conv
version2
A
,
B
:Type,
f
:(
A
B
). (
x
.
f
(
x
)) =
f
By:
Auto THEN FunExtensionality
Generated subgoal:
1
1.
A
: Type
2.
B
: Type
3.
f
:
A
B
4.
x
:
A
(
x
.
f
(
x
))(
x
) =
f
(
x
)
1
step
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(2steps total)
PrintForm
DiscreteMath
Sections
DiscrMathExt
Doc
A,B:Type, f:(A
B). (
x.f(x)) = f A,B:Type, f:(AB). (x.f(x)) = fB
(x.f(x))(x) = f(x)
