mb event system 1 Sections EventSystems Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
TheoremName
Thm* n:. ||upto(n)|| ~ n[length_upto]
cites the following:
Thm* as,bs:T List. ||as @ bs|| = ||as||+||bs||  [length_append]
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
mb event system 1 Sections EventSystems Doc