Hi Kip, Just a rephrasing of lav (cherubic rather than angelic?)
la =: [`]@.(<&|)"0 (la +@|:) A 1 2j3 2j_3 4 Cheers, bob On 2013-01-17, at 12:03 PM, km wrote: > lav =: [`]@.(|@[ < |@])"0 NB. larger absolute value ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm