#13973: Upgrade Maxima past the release 5.29.1
--------------------------------------+-------------------------------------
       Reporter:  dimpase             |         Owner:  tbd      
           Type:  defect              |        Status:  new      
       Priority:  major               |     Milestone:  sage-5.11
      Component:  packages: standard  |    Resolution:           
       Keywords:                      |   Work issues:           
Report Upstream:  N/A                 |     Reviewers:           
        Authors:  Jeroen Demeyer      |     Merged in:           
   Dependencies:  #13364              |      Stopgaps:           
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Comment (by kcrisman):

 > This is fixable, it is because of a slightly different output format of
 assumptions.
 Jeroen, while it's true that the error is slightly different in format, I
 don't think this is the problem (or at least not the whole one).  The
 other things are still passing doctests, and we never even ''get'' to the
 {{{
            if i > 0:
                 v = self._expect.before
 }}}
 branch, as one can verify by inserting print statements.
 > This looks problematic:
 This is #2400 again, to some extent.  Not sure why this doesn't work any
 more.  In Maxima 5.29.1, this is fine.
 {{{
 Maxima 5.29.1 http://maxima.sourceforge.net
 using Lisp ECL 12.12.1
 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) m: matrix([%i*%pi]);
 (%o1)                             [ %i %pi ]
 (%i4) matrixexp(m), keepfloat:true;
 (%o4)                                 - 1
 (%i5) matrixexp(m),keepfloat:false;
 (%o5)                                 - 1
 }}}

 which is good.  In 5.30, though, we have

 {{{
 (%i1) m: matrix([%i*%pi]);
 (%o1)                             [ %i %pi ]
 (%i6) matrixexp(m),keepfloat:true;

 Unable to find the spectral representation
  -- an error. To debug this try: debugmode(true);
 (%i7) matrixexp(m),keepfloat:false;

 Unable to find the spectral representation
  -- an error. To debug this try: debugmode(true);
 }}}

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13973#comment:19>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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