Use the dyad from m&g or f&m.
On Fri, Oct 4, 2013 at 9:26 AM, km <[email protected]> wrote: > Verb mpwr calculates matrix powers . Is there a tacit way? > > mp =: +/ . * NB. matrix product > > mpwr =: 4 : 'x mp^:y =i.#x' NB. square matrix x to integer power y > > A =: 1 1 ,: 1 0 > > A > 1 1 > 1 0 > A mpwr 3 > 3 2 > 2 1 > A mp A mp A > 3 2 > 2 1 > A mpwr _1 > 0 1 > 1 _1 > A mp A mpwr _1 > 1 0 > 0 1 > > --Kip Murray > > Sent from my iPad > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
