[Maxima-bugs] [ maxima-Bugs-2344049 ] Critical Bug

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Bugs item #2344049, was opened at 2008-11-25 15:46
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Category: None
Group: None
Status: Open
Resolution: None
Priority: 5
Private: No
Submitted By: Nobody/Anonymous (nobody)
Assigned to: Nobody/Anonymous (nobody)
Summary: Critical Bug

Initial Comment:
Below is the offending session. Needless to say the matrix QA should not be zero.

======================================
$ uname -r
2.6.27-7-generic
$ maxima

Maxima 5.13.0 http://maxima.sourceforge.net
Using Lisp GNU Common Lisp (GCL) GCL 2.6.8 (aka GCL)
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) Q: matrix([c, -s, 0],[s,c,0],[0,0,1]);
                                 [ c  - s  0 ]
                                 [           ]
(%o1)                            [ s   c   0 ]
                                 [           ]
                                 [ 0   0   1 ]
(%i2) A: matrix([0,0,1],[0,0,0],[1,0,0]);
                                  [ 0  0  1 ]
                                  [         ]
(%o2)                             [ 0  0  0 ]
                                  [         ]
                                  [ 1  0  0 ]
(%i3) Q*A;
                                  [ 0  0  0 ]
                                  [         ]
(%o3)                             [ 0  0  0 ]
                                  [         ]
                                  [ 0  0  0 ]
(%i4)
=======================================


How can anyone be expected to take Maxima seriously with bugs like this? 


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You can respond by visiting: 
https://sourceforge.net/tracker/?func=detail&atid=104933&aid=2344049&group_id=4933