Good morning, It looks like something crept back into math/calculus.
Ddot =: pderiv_jcalculus_ times =: 4 : 0 x*y ) 3× Ddot 1 (4) 3 NB. So far, so good. But now: times =: 4 : 0 res =: x * y res ) 3× Ddot 1 (4) |spelling error | Xvcv98df9d =. 3&(4 : 0) res =: x * y res ) | ^ | ".'Xvcv98df9d =. ',u Greetings, Ben ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
