IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
hsuc rep def equal(suc_rep,select(f:hind hind. and(one_one(f),not(onto(f)))))
By:
HN THEN StrongAuto THEN Unab [`hsuc_rep`] THEN HN THEN StrongAuto
THEN
Try (Complete (Unfold `label` 0))