Definitions mb event system 1 Sections EventSystems Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
Some definitions of interest.
int_segDef {i..j} == {k:i  k < j }
Thm* m,n:. {m..n Type
natDef  == {i:| 0i }
Thm*   Type
uptoDef upto(n) == if n=0 nil else upto(n-1) @ [(n-1)] fi  (recursive)
Thm* n:. upto(n n List

About:
listconsnilifthenelseintnatural_numbersubtract
setrecursive_def_noticeuniversememberall
!abstraction
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

Definitions mb event system 1 Sections EventSystems Doc