(2steps total)
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IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
exteq
subset
vs
and
A
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P
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Q
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A
Prop). {
x
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x
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|
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Q
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x
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Q
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By:
Auto
Generated subgoal:
1
1.
A
: Type
2.
P
:
A
Prop
3.
Q
:
A
Prop
{
x
:{
x
:
A
|
P
(
x
) }|
Q
(
x
) } =ext {
x
:
A
|
P
(
x
) &
Q
(
x
) }
1
step
About:
IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html
(2steps total)
PrintForm
Definitions
LogicSupplement
Sections
DiscrMathExt
Search
Doc
A:Type, P,Q:(A
Prop). {x:{x:A| P(x) }| Q(x) } =ext {x:A| P(x) & Q(x) }
