(6steps total)
PrintForm
Definitions
Lemmas
LogicSupplement
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
dec
pred
imp
bool
decider
exists
1
1
1
1
1.
A
: Type
2.
P
:
A
Type
3.
x
:
A
. Dec(
P
(
x
))
4.
f
:
A
5.
x
:
A
.
f
(
x
)
P
(
x
)
6.
g
:
A
7.
x
:
A
.
g
(
x
)
P
(
x
)
8.
x
:
A
.
f
(
x
)
g
(
x
)
f
=
g
By:
FunExtensionality
Generated subgoal:
1
9.
x
:
A
f
(
x
) =
g
(
x
)
1
step
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(6steps total)
PrintForm
Definitions
Lemmas
LogicSupplement
Sections
DiscrMathExt
Doc