DiscreteMath Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
RankTheoremName
9Thm*  (AH ~ 8)  ((AH{1...8}) ~ 64)[chessboard_example]
cites the following:
5Thm*  a,b:. {a...b} ~ (1+b-a)[nsub_intiseg_rw]
8Thm*  a,b:. (ab) ~ (ab)[nsub_mul_rw]
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
DiscreteMath Sections DiscrMathExt Doc