Thanks Kip, as usual trying everything but the most obvious...
On 10 June 2014 13:48, Kip Murray <[email protected]> wrote: > Have you tried 10&^. ? See > http://www.jsoftware.com/docs/help801/dictionary/d201.htm > > On Tuesday, June 10, 2014, Alex Giannakopoulos <[email protected]> > wrote: > > > Which of these two is the more efficient (if there's any difference) and > is > > there any way way mere mortals can tell? > > > > log10 =: 10 %&^.~ ] > > > > logb10 =: 10&^inv > > > > Further, if I only wanted to find the order of a given +ve integer > > > > would it be better to do <. @ log10 (or <. @ logb10) > > or something like: > > > > <:@#@(10&#. inv) > > > > > > Thanks > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > > > > > -- > Sent from Gmail Mobile > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
