IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
card settype11211 1. A : Type
2. A' : Type
3. B : AProp
4. B' : A'Prop
5. f : AA' 6. Bij(A; A'; f)
7. x:A. B(x) B'(f(x))
8. g : A'A 9. InvFuns(A;A';f;g)
10. x':A'. B(g(x')) B'(x')
11. x : A 12. B(x)
f(x) {x:A'| B'(x) }