IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
next nat pair vs prev nat pair2121111 1. y1 : 2. y2 : 3. <y1,y2> = <0,0>
4. 0 = 0
5. y2-1+1 = 0
6. y1 = 0
<y1,y2> = <0,0>
By:
Analyze
Generated subgoals:
None
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
<y1,y2> = <0,0>
<y1,y2> = <0,0> 
