#11358: matrix multiplication over ZZ sometimes gives incorrect results
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       Reporter:  tomc                                                |         
Owner:              
           Type:  defect                                              |        
Status:  needs_review
       Priority:  critical                                            |     
Milestone:  sage-5.0    
      Component:  linear algebra                                      |    
Resolution:              
       Keywords:  matrix multiplication, multi-modular, integers, ZZ  |   Work 
issues:              
Report Upstream:  N/A                                                 |     
Reviewers:              
        Authors:                                                      |     
Merged in:              
   Dependencies:                                                      |      
Stopgaps:  #12710      
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Changes (by was):

  * status:  needs_work => needs_review


Comment:

 > So I think that two of the three _extend methods still don't give
 results that I'd expect.

 I have fixed the patch. There was one case where I didn't update use of
 _new_random_prime correctly.

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11358#comment:22>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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