#6631: [with patch; needs review] speed up is_lyndon method for words
---------------------------+------------------------------------------------
 Reporter:  saliola        |       Owner:  Franco Saliola
     Type:  defect         |      Status:  new           
 Priority:  major          |   Milestone:  sage-4.1.1    
Component:  combinatorics  |    Keywords:  words         
 Reviewer:  vdelecroix     |      Author:  Franco Saliola
   Merged:                 |  
---------------------------+------------------------------------------------

Comment(by saliola):

 Replying to [comment:4 vdelecroix]:
 > The end of the loop can be simplified (there is no break statement in
 the loop, and we know that j==n at the end).
 >
 > {{{
 > while j < n:
 >     [...]
 > else:
 >     return j - i == n
 > }}}
 >
 > could become:
 >
 > {{{
 > while j < n:
 >     [...]
 > return i == 0
 > }}}

 Done in the new patch. (If you give this new patch a positive review, then
 change 'needs review' to 'positive review'.)

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/6631#comment:5>
Sage <http://sagemath.org/>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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