Definitions mb list 1 Sections MarkB generic Doc
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Some definitions of interest.
assertDef b == if b True else False fi
Thm* b:b  Prop
l_memberDef (x  l) == i:i<||l|| & x = l[i T
Thm* T:Type, x:Tl:T List. (x  l Prop
notDef A == A  False
Thm* A:Prop. (A Prop
nullDef null(as) == Case of as; nil  true ; a.as'  false
Thm* T:Type, as:T List. null(as 
Thm* null(nil)  

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

Definitions mb list 1 Sections MarkB generic Doc