Def has-src(i;k) == isrcv(k)source(lnk(k)) = i

is mentioned by

Thm* i:Id, k:Knd. has-src(i;k)  isrcv(k) & source(lnk(k)) = i

[assert-has-src]

Try larger context: EventSystems IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html