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
