#9891: substitute goes too far: (5-e^x).substitute(x=log(x)) -> 5-log(x)
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   Reporter:  burcin           |       Owner:  burcin                           
         
       Type:  defect           |      Status:  needs_work                       
         
   Priority:  critical         |   Milestone:  sage-4.6.2                       
         
  Component:  symbolics        |    Keywords:  pynac                            
         
     Author:  Richard Kreckel  |    Upstream:  Fixed upstream, in a later 
stable release.
   Reviewer:                   |      Merged:                                   
         
Work_issues:                   |  
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Comment(by rbk):

 For reference, here is a link to the upstream patch:
 
http://www.ginac.de/ginac.git?p=ginac.git;a=commitdiff;h=90ad10b58d02365a407b2d84d8b93e50030feaa5

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/9891#comment:4>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
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