On 6/18/08, Tracy Harms <[EMAIL PROTECTED]> wrote: > The approach I took to writing "guard" is one that works regardless of > noun rank. To summarize it in English: > Insert the argument into the center of a matrix sized two greater on each > axis.
You can write a tacit amend using the dyad left`middle`right} For example: guard=: ]`([:<"1 [EMAIL PROTECTED] >:@#: [EMAIL PROTECTED]@])`(0 $~ 2 + [EMAIL PROTECTED])}~ However, I think that using overtake would be more efficient for this case. -- Raul ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
