Definitions FTA Sections DiscrMathExt Doc
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Some definitions of interest.
int_segDef  {i..j} == {k:i  k < j }
Thm*  m,n:. {m..n Type
natDef   == {i:| 0i }
Thm*    Type
trivial_factorizationDef  trivial_factorization(z)(i) == if i=z 1 else 0 fi
Thm*  a,b:z:{a..b}. trivial_factorization(z {a..b}

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

Definitions FTA Sections DiscrMathExt Doc