Wow, that is exactly what I wanted, it is "equivalent" with +/ . * applied the unpartitioned matrices A and B. Can you explain why you've added /&, ? Thanks for the help!
On Mon, Nov 7, 2011 at 9:50 PM, Ric Sherlock <[email protected]> wrote: > or did you want > tA +/ .*&.>/&, tB > ┌─────────┬─────────┬─────────┐ > │330 345 │360 375 │ 390 405│ > │870 921 │972 1023 │1074 1125│ > ├─────────┼─────────┼─────────┤ > │1410 1497│1584 1671│1758 1845│ > │1950 2073│2196 2319│2442 2565│ > ├─────────┼─────────┼─────────┤ > │2490 2649│2808 2967│3126 3285│ > │3030 3225│3420 3615│3810 4005│ > └─────────┴─────────┴─────────┘ > > > On Tue, Nov 8, 2011 at 9:40 AM, Ric Sherlock <[email protected]> wrote: >> (,tA) +/ .*&.> (,tB) >> >> On Tue, Nov 8, 2011 at 9:09 AM, Jan Jacobs <[email protected]> wrote: >>> ls, >>> for educational purposes I want to breakdown a CUDA matrix >>> multiplication in smaller parts. >>> What I do not understand is that for B=:A =: i.6 6 >>> tA =: (2 2,:2 2)<;._3 A >>> tB =: (2 2,:2 2)<;._3 B >>> tA (+/ . *)&.> tB >>> works fine, but >>> tA =: (2 6,:2 6)<;._3 A >>> tB =: (6 2,:6 2)<;._3 B >>> tA (+/ . *)&.> tB >>> does not: >>> |length error >>> | tA (+/ .*)"1&.>tB >>> >>> The shapes of the various boxes are as expected. >>> What is going wrong? >>> Thanks in advance for the help. >>> Jan. >>> >>> >>> -- >>> Jan Jacobs >>> Esdoornstraat 33 >>> 5995AN Kessel >>> W: www.sommaps.com >>> T: +31 77 462 1887 >>> M: +31 6 23 82 55 21 >>> E: [email protected] >>> ---------------------------------------------------------------------- >>> For information about J forums see http://www.jsoftware.com/forums.htm >>> >> > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm -- Jan Jacobs Esdoornstraat 33 5995AN Kessel W: www.sommaps.com T: +31 77 462 1887 M: +31 6 23 82 55 21 E: [email protected] ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
