is mentioned by
Thm* (1-1-Corr x:A,y:B. R(x;y)) Thm* Thm* (f:(AB), g:(BA). Thm* (InvFuns(A;B;f;g) & (x:A, y:B. R(x;y) y = f(x) & x = g(y))) | [one_one_corr_rel_vs_invfuns] |
Try larger context:
DiscrMathExt
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html