(6steps total)
Remark
Remark
PrintForm
Definitions
Lemmas
LogicSupplement
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
RussellsParadox
Frege
1
1
1
1.
A
: Type
2.
Q
:
A
A
Prop
3.
P
:(
A
Prop).
p
:
A
.
x
:
A
.
Q
(
x
,
p
)
P
(
x
)
4.
p
:
A
5.
x
:
A
.
Q
(
x
,
p
)
Q
(
x
,
x
)
False
By:
Witness5:
p
Generated subgoal:
1
5.
Q
(
p
,
p
)
Q
(
p
,
p
)
False
2
steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
(6steps total)
Remark
Remark
PrintForm
Definitions
Lemmas
LogicSupplement
Sections
DiscrMathExt
Doc
A
P:(A
p:A. 
P(x)
Q(x,x)
False
