Definitions NuprlPrimitives Sections NuprlLIB Doc
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Some definitions of interest.
sfa_doc_exteqDef A =ext B == (X:AX  B) & (X:BX  A)
singletonDef {a:T} == {x:Tx = a  T }
Thm* T:Type, a:T. {a:T Type

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

Definitions NuprlPrimitives Sections NuprlLIB Doc