SimpleMulFacts Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
RankTheoremName
11Thm*  x:. prime(x 2x[natprimes_lb]
cites the following:
10Thm*  x:. prime(x 2x & (i:{2..x}. i | x)[prime_nat]
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
SimpleMulFacts Sections DiscrMathExt Doc