IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
equivrel characterization2311 1. A : Type
2. R : AAProp
3. x:A. R(x,x) & (y:A. R(x,y) R(y,x) & (z:A. R(y,z) R(x,z)))
4. a : A 5. b : A 6. c : A 7. R(a,b)
8. R(b,c)
9. R(a,a)
10. y:A. R(a,y) R(y,a) & (z:A. R(y,z) R(a,z))
R(a,c)