On Thu, 8 Aug 2002 11:18:52 +0200
Maths Mathematica Geometry Crew <mathematica@linfe.it> wrote:
> Maybe my reminiscences of complex algebra are poor, but i wonder how
> to make maxima evaluate
>
> (-1)^(1/6)
>
> which should yield %i
> What hidden issues are involved is that expression?
>
Maxima does the job;
[daniel@georgette ~]$ maxima
GCL (GNU Common Lisp) Version(2.3.8) dim jan 6 19:11:17 CET 2002
Licensed under GNU Library General Public License
Contains Enhancements by W. Schelter
Loading init.lsp
Finished loading init.lsp
Maxima 5.6-17 dim jan 6 19:11:11 CET 2002 (with enhancements by W. Schelter).
Licensed under the GNU Public License (see file COPYING)
(C1) rectform((-1)^(1/6));
%I SQRT(3)
(D1) -- + -------
2 2
(C2) rectform(d1^6);
(D2) - 1
(C3)
since d1 is _one_ of the _six_ possible results.
Best regards.
--
Daniel Duparc <daniel.duparc@free.fr>
29 av. de la Commune de Paris
94400 Vitry sur Seine (France)