timer '{."2 ({. f"1 }.)^:(i.@#) !/~i.150'
1.63711

   timer 'P=.{.S:0 }:({. f"1 }.)&.>^:a: <!/~i.150'
1.44146

   timer 'Q=.orto !/~i.150'
1.43562

   P-:Q
1

Probably still small matrices ;-)




On 16-09-14 12:45, Raul Miller wrote:
Actually, thinking about this - the explicit version should be within a
factor of 2 of the performance of the power approach unless intermediate
results are so large you run out of memory.

Thanks,


--
Met vriendelijke groet,
@@i = Arie Groeneveld

----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm

Reply via email to