#9560: Symbolic expressions don't do arithmetic with bools nicely
---------------------------------+------------------------------------------
   Reporter:  fredrik.johansson  |       Owner:  burcin
       Type:  defect             |      Status:  new   
   Priority:  major              |   Milestone:        
  Component:  symbolics          |    Keywords:        
     Author:                     |    Upstream:  N/A   
   Reviewer:                     |      Merged:        
Work_issues:                     |  
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 It's convenient to assume that True and False are equivalent to 1 and 0 in
 Python, but this doesn't work as expected with symbolic expressions:

 {{{
 sage: SR(5) + True; SR(5) * True; SR(5) - True
 2
 1
 0
 sage: 5 + True; 5 * True; 5 - True
 6
 5
 4
 }}}

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/9560>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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