IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html
The section "well_fnd" of the standard library in nuprl/lib/theories/standard.
(creation_script.lisp)
Sun Sep 21 18:00:41 EDT 2003
IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html