Definitions fun 1 Sections StandardLIB Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
Some definitions of interest.
bijectDef Bij(ABf) == Inj(ABf) & Surj(ABf)
Thm* A,B:Type, f:(AB). Bij(ABf Prop
inv_funsDef InvFuns(ABfg) == g o f = Id & f o g = Id
Thm* A,B:Type, f:(AB), g:(BA). InvFuns(ABfg Prop

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

Definitions fun 1 Sections StandardLIB Doc