#12453: Refactor integer vectors using ClonableIntArray Cython data structure
-------------------------------------+-------------------------------------
       Reporter:  nborie             |        Owner:  nborie
           Type:  enhancement        |       Status:  needs_work
       Priority:  major              |    Milestone:  sage-6.2
      Component:  combinatorics      |   Resolution:
       Keywords:  Integer, vectors,  |    Merged in:
  cython, clone, Cernay2012          |    Reviewers:
        Authors:  Travis Scrimshaw   |  Work issues:
Report Upstream:  N/A                |       Commit:
         Branch:                     |  3008ee6a34c023370071bfe1fb324f2b479462ed
  public/refactor_integer_vectors-12453|     Stopgaps:
   Dependencies:  #10193 #14101      |
-------------------------------------+-------------------------------------

Comment (by ncohen):

 `O_o`
 {{{
 sage: list(integervectors(1,2))
 [[0, 1], [1, 0]]
 sage: list(integervectors(3,3))
 [[0, 0, 3],
  [0, 1, 2],
  [0, 2, 1],
  [0, 3, 0],
  [1, 0, 2],
  [1, 1, 1],
  [1, 2, 0],
  [2, 0, 1],
  [2, 1, 0],
  [3, 0, 0]]
 }}}

 Isn't that the lexicographic ordering ? `O_o`
 {{{
 sage: list(integervectors(3,3)) == sorted(list(integervectors(3,3)))
 True
 }}}

--
Ticket URL: <http://trac.sagemath.org/ticket/12453#comment:19>
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