What would it be used for? (Related: how would the exponential aspects of complex number operations get handled?)
Thanks, -- Raul On Sat, Sep 9, 2017 at 4:57 AM, Louis de Forcrand <ol...@bluewin.ch> wrote: > There is no extended complex datatype in J (although its addition could be a > thought). > > Louis > >> On 9 Sep 2017, at 09:23, 'Bo Jacoby' via Programming >> <programm...@jsoftware.com> wrote: >> >> >> %2 NB. floating >> 0.5 >> x: %2 NB. extended >> 1r2 >> %1j1 NB. floating >> 0.5j_0.5 >> x: %1j1 NB. why not extended? >> |domain error >> | x:%1j1 >> >> >> >> Den 3:53 lørdag den 9. september 2017 skrev Don Kelly <d...@shaw.ca>: >> >> >> It appears that the verb ^ may be a large part of the problem (as in >> 14^2). Check NuVoc /vocabulary/Numeric Precision and go the table for >> different verbs . This and the division may be floating point in this case >> >> _____________________________ >> >> ^ ^. -: % %. inexact (complex if needed), >> >> preserves extended and rational >> if result is exact >> >> _________________________ >> >> Don Kelly >> >>> On 2017-09-08 1:36 AM, Raul Miller wrote: >>> No: integers do not automatically get converted to extended precision. >>> >>> Integers simply have sufficient precision for this example. >>> >>> Thanks, >>> >> >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm >> >> >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
