DiscreteMath Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
TheoremName
Thm*  (AB) ~ (A ~ B)[inv_pair_inv]
cites the following:
Thm*  a,a':Ax:(a = a'). x = *[eq_mem_is_ax]
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
DiscreteMath Sections DiscrMathExt Doc