Definitions mb nat Sections MarkB generic 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
sumDef sum(f(x) | x < k) == primrec(k;0;x,nn+f(x))
Thm* n:f:(n). sum(f(x) | x < n 

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IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

Definitions mb nat Sections MarkB generic Doc