mb event system 6 Sections EventSystems Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
Def if b t else f fi == InjCase(b ; tf)

is mentioned by

Def @iA(j) == if j = i A else  fi[m-sys-at]

In prior sections: bool 1 mb nat mb list 2 mb event system 1 mb event system 4 mb event system 5 int 2 list 1 mb list 1 num thy 1 mb event system 2 mb event system 3

Try larger context: EventSystems IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

mb event system 6 Sections EventSystems Doc