IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
head wf1 1. 'a : Type
2. l : 'a List
3. mt(l)
head(l) 'a
By:
ListInd 2 THEN StrongAuto THEN Try (Complete (Unfold `label` 0))
THEN
Unab [`head`;`hd`;`mt`] THEN All AbReduce
THEN
StrongAuto
THEN
Try (Complete (Unfold `label` 0))