Definitions DiscreteMath Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
Some definitions of interest.
leDef  AB == B<A
Thm*  i,j:. (ij Prop
ndiffDef  a -- b == imax(a-b;0)
Thm*  a,b:. (a -- b 
Thm*  a,b:. (a -- b 
le_intDef  ij == j<i
Thm*  i,j:. (ij 

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

Definitions DiscreteMath Sections DiscrMathExt Doc