Definitions DiscreteMath Sections DiscrMathExt Doc
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Some definitions of interest.
iffDef  P  Q == (P  Q) & (P  Q)
Thm*  A,B:Prop. (A  B Prop
imaxDef  imax(a;b) == if ab b else a fi
Thm*  a,b:. imax(a;b 
leDef  AB == B<A
Thm*  i,j:. (ij Prop

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

Definitions DiscreteMath Sections DiscrMathExt Doc