IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
prime neg
2
1
1.
x:
. prime(-x) 
prime(x)
2. y :
3. prime(y)
prime(-(-y))
Generated subgoals:
None
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html