IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
hcons def12 1. 'a : S
2. h : 'a 3. t : hlist('a)
rep_list(cons(h; t))
=
<m:. if m = 0 then h else 1of(rep_list('a;t))(pre(m)) fi
,2of(rep_list('a;t))+1>
('a)
By:
Unab [`hrep_list`] THEN RW (NthC 1 (UnfoldTopC `rep_list`)) 0 THEN Simp