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Definitions
Lemmas
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
subset
sq
remove
card
A
:Type,
B
:(
A
Prop). {
x
:
A
|
B
(
x
) } ~ {
x
:
A
|
B
(
x
) }
By:
Auto THEN OOCifExteq THEN BackThru:
Thm*
{
x
:
A
|
P
(
x
) } =ext {
x
:
A
|
P
(
x
) }
Generated subgoals:
None
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
PrintForm
Definitions
Lemmas
DiscreteMath
Sections
DiscrMathExt
Doc
A:Type, B:(A
Prop). {x:A| 
B(x) } ~ {x:A| B(x) } A:Type, B:(AProp). {x:A| B(x) } ~ {x:A| B(x) }P(x) } =ext {x:A| P(x) }
