Definitions NuprlPrimitives Sections NuprlLIB Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
Some definitions of interest.
iffDef P  Q == (P  Q) & (P  Q)
Thm* A,B:Prop. (A  B Prop
sfa_doc_pi_notationDef x:AB(x) == x:AB(x)

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

Definitions NuprlPrimitives Sections NuprlLIB Doc