[sage-devel] elliptic_e(0.5, 0.1) differs from Mathematica 7 by about 0.04%.



Hi David,

On Mon, Aug 10, 2009 at 4:00 PM, Dr. David
Kirkby<david.kirkby at onetel.net> wrote:
>
> Valery Pipin wrote:
>>>> Dr. David Kirkby wrote:
>
>> Sorry last was for the previous version of Maxima
>>
>> [va at colombo maxima-5.19.0]$ rlwrap ./maxima-local
>> STYLE-WARNING:
>>    redefining ASDF:PERFORM :AROUND (#<STANDARD-CLASS ASDF:LOAD-OP>
>>                                     #<STANDARD-CLASS ASDF:CL-SOURCE-FILE>) in
>> DEFMETHOD
>> Maxima 5.19.0 http://maxima.sourceforge.net
>> Using Lisp SBCL 1.0.29
>> Distributed under the GNU Public License. See the file COPYING.
>> Dedicated to the memory of William Schelter.
>> The function bug_report() provides bug reporting information.
>> (%i1) elliptic_e(0.5, 0.1);
>> (%o1)                          .4980113944988315
>>
>> I wonder how sage people resist to use the high perfomance lisps like cmucl or
>> sbcl (which has windows version as well) to compile maxima.
>>
>> best luck
>> Valery
>
> You do not say what hardware you are using, which is quite relevant in
> this case.
>
> I've no idea how the Sage group would feel about switches lisps. Given
> they have just recently done that (I forgot what was used before), there
> might not be too much enthusiasm for it.

The previous lisp implementation used in Sage was clisp:

http://clisp.cons.org

-- 
Regards
Minh Van Nguyen