#14741: Fix implicit_plot()  so that we can save PDF's
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   Reporter:  zimmerma  |             Owner:  jason, was
       Type:  defect    |            Status:  new       
   Priority:  major     |         Milestone:  sage-5.11 
  Component:  graphics  |          Keywords:            
Work issues:            |   Report Upstream:  N/A       
  Reviewers:            |           Authors:            
  Merged in:            |      Dependencies:            
   Stopgaps:            |  
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 In Sage 5.9:
 {{{
 sage: f = lambda x, y : (abs(cos((x + I * y) ** 4)) - 1)
 sage: g2 = implicit_plot(f,(-4, 4),(-3, 3),linewidth=0.6)
 sage: g2.save('/tmp/cosz4_2.pdf')
 TypeError: Don't know a PDF representation for <type
 'sage.rings.real_mpfr.RealLiteral'> objects.
 }}}
 See also #13732.

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14741>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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