IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
better-w-sends-wf1221 1. the_w : World
2. l : IdLnk
3. e : E
4. v : {m:Msg(the_w.M)| source(mlnk(m)) = loc(e) } List
5. m(loc(e);time(e)) = v 6. v Msg(the_w.M) List
7. x : Msg(the_w.M)
8. mlnk(x) = l mlnk(x) = l