Raul wrote: > The APL example used quad and quadquad (which I assume, > with no real research into it, is a reference to the last thing > retrieved using quad).
Ah, I see the trouble. No, the APL example contains no quads; it merely references characters your browser can't render. If you're viewing the site in IE, those characters are probably rho and omega ; at least, that's what IE fails to render on my system. In any case, Roger specified: > What is the shortest expression you know of > for computing the average of a vector v? So we already have a vector named v (no need for input or assignment). -Dan ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
