Definitions num thy 1 Sections StandardLIB Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
Some definitions of interest.
absvalDef |i| == if 0i i else -i fi
Thm* x:. |x|  
dividesDef b | a == c:. a = bc
Thm* a,b:. (a | b)  Prop
natDef  == {i:| 0i }
Thm*   Type

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

Definitions num thy 1 Sections StandardLIB Doc