#13668: MemoryError raised by WordMorphism.fixed_points method
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       Reporter:  slabbe         |         Owner:  slabbe  
           Type:  defect         |        Status:  new     
       Priority:  major          |     Milestone:  sage-5.5
      Component:  combinatorics  |    Resolution:          
       Keywords:                 |   Work issues:          
Report Upstream:  N/A            |     Reviewers:          
        Authors:                 |     Merged in:          
   Dependencies:                 |      Stopgaps:          
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Comment (by slabbe):

 Moreover, I am getting some timing improvements due to the change of the
 code of `fixed_points` method which do not depend anymore on the
 `periodic_points` method :

 BEFORE:

 {{{
    sage: f = WordMorphism('a->ab,b->cab,c->bcc')
    sage: %timeit f.fixed_points()
    125 loops, best of 3: 2.1 ms per loop
 }}}

 AFTER:

 {{{
    sage: f = WordMorphism('a->ab,b->cab,c->bcc')
    sage: %timeit f.fixed_points()
    625 loops, best of 3: 340 µs per loop
 }}}

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13668#comment:4>
Sage <http://www.sagemath.org>
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