IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
hselect ax1 1. 'a : S
2. P : 'a 3. x : 'a 4. P(x)
P(@x:'a. (P(x)))
By:
TAbstract (@x:'a. (P(x))) THEN Unab [`bchoose`]
THEN
L
Thm*'a:S, P,Q:('aProp).
Thm* (x:'a. Q(x) P(x)) (x:'a. Q(x)) P(@x:'a. Q(x))
THEN
Unab [`so_apply`]
THEN
Simp
THEN
StrongAuto