[LON-CAPA-users] features of maxima/loncapa

[Peter Riegler]

Hi,

I recommend you to get maxima from
http://maxima.sourceforge.net/
and install it on your PC. When I authoring problems using maxima I 
usually play around with maxima on my machine a bit before implementing 
the code.

Peter

Jay Sullivan wrote:

> Forgot to mention that my example works find if I author it on the 
> educog server. Or if I publish it on the VCU server and then view as CC 
> from the educog server it also works fine.
> 
> Of course, this is probably no big surprise....
> 
> Jay
> 
> 
> On Tue, Nov 18, 2008 at 7:45 PM, Jay Sullivan <jmsloncapa@gmail.com 
> <mailto:jmsloncapa@gmail.com>> wrote:
> 
>     Unfortunately I do not have shell access on the server. We are
>     running 2.6.2-2008020611 if that makes any difference.
> 
>     Jay
> 
> 
> 
>     On Tue, Nov 18, 2008 at 7:22 PM, Gerd Kortemeyer <korte@lite.msu.edu
>     <mailto:korte@lite.msu.edu>> wrote:
> 
>         Hi,
> 
> 
>         On Nov 18, 2008, at 8:14 PM, Jay Sullivan wrote:
> 
> 
> 
>             <problem>
>             <script type="loncapa/perl">
>             $zero=&cas('maxima',"find_root(x^2+3*x-100,x,-10,10)");
>             </script>
>             $zero<br/>
>             </problem>
> 
> 
>         Yep, I copy-pasted the above onto our server ... and get
> 
>         8.611874208078342
> 
>         Can you get a shell on your server? You could start Maxima by
>         hand and see what happens:
> 
>         [www@phy1 ~]$ maxima
>         Maxima 5.9.2.99rc1 http://maxima.sourceforge.net
>         Using Lisp SBCL 0.9.10
>         Distributed under the GNU Public License. See the file COPYING.
>         Dedicated to the memory of William Schelter.
>         This is a development version of Maxima. The function bug_report()
>         provides bug reporting information.
>         (%i1) find_root(x^2+3*x-100,x,-10,10);
>         (%o1)                          8.611874208078342
>         (%i2) quit();
>         [www@phy1 ~]$
> 
> 
>         - Gerd.
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> 
> 
> 

-- 
Peter Riegler
Fachhochschule Braunschweig/Wolfenbüttel
Salzdahlumer Str. 46/48, 38302 Wolfenbüttel
Tel. +49 5331 939 6314, Fax. +49 5331 939 6002
email: p.riegler@fh-wolfenbuettel.de
http://public.rz.fh-wolfenbuettel.de/~riegler