Notice that the ranks are different. + b. 0 0 0 0 < b. 0 _ 0 0 +/ b. 0 _ _ _
a=:i. 3 3 +/"1 a 3 12 21 </"1 a 1 0 0 -- (B=) <-----my sig Brian Schott ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
