Possible this illustrates the "right to left" thinking a little more:
f=: [: %: [: +/ *: f 3 4 5 Linda In a message dated 4/10/2006 7:56:55 PM Eastern Daylight Time, [EMAIL PROTECTED] writes: > Length is "root" of the "sum" of "squares" > > %: +/ *: 3 4 > 5 > > len=: %: @ +/ @: *: > len 3 4 > 5 > > or "sum" "under" "square" > > +/ &.: *: 3 4 > 5 > > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
