Definitions DiscreteMath Sections DiscrMathExt 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
int_segDef  {i..j} == {k:i  k < j }
Thm*  m,n:. {m..n Type
notDef  A == A  False
Thm*  A:Prop. (A Prop
one_one_corr_2Def  A ~ B == f:(AB), g:(BA). InvFuns(A;B;f;g)
Thm*  A,B:Type. (A ~ B Prop

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

Definitions DiscreteMath Sections DiscrMathExt Doc