#14801: Piecewise functions done right
-------------------------------------+-------------------------------------
       Reporter:  vbraun             |        Owner:  rws
           Type:  defect             |       Status:  needs_work
       Priority:  major              |    Milestone:  sage-6.6
      Component:  symbolics          |   Resolution:
       Keywords:                     |    Merged in:
        Authors:  Volker Braun,      |    Reviewers:
  Ralf Stephan                       |  Work issues:
Report Upstream:  N/A                |       Commit:
         Branch:                     |  64bbe5393ffc24ae3551644e5171692e7f7a2dd6
  public/piecewise-2                 |     Stopgaps:
   Dependencies:  #14800, #14780,    |
  #9556, #13125, #14802, #16397,     |
  #17759                             |
-------------------------------------+-------------------------------------

Comment (by rws):

 The solution is to change the doctest to:
 {{{
     sage: f1 = lambda x: -1
     sage: f2 = lambda x: 2
     sage: f = piecewise([((0,pi/2),f1(x)), ((pi/2,pi),f2(x))])
 }}}
 Or, if function objects are used to apply the call inside `piecewise`.

--
Ticket URL: <http://trac.sagemath.org/ticket/14801#comment:55>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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