#17979: Reimplementation of IntegerListsLex
-------------------------------------+-------------------------------------
       Reporter:  aschilling         |        Owner:
           Type:  defect             |       Status:  needs_review
       Priority:  blocker            |    Milestone:  sage-6.6
      Component:  combinatorics      |   Resolution:
       Keywords:  days64             |    Merged in:
        Authors:  Bryan Gillespie,   |    Reviewers:  Nathann Cohen, Jeroen
  Anne Schilling, Nicolas M. Thiery  |  Demeyer, Travis Scrimshaw
Report Upstream:  N/A                |  Work issues:
         Branch:                     |       Commit:
  public/ticket/17979                |  a939fd59bfcf043bce3c9a61ae072337961873da
   Dependencies:                     |     Stopgaps:
-------------------------------------+-------------------------------------
Changes (by aschilling):

 * status:  needs_work => needs_review


Old description:

> As documented in #17548, #17956, #17920, there are several bugs in
> !IntegerListsLex which also have implications for !Partitions and
> !Compositions. This branch reimplements !IntegerListsLex.
>
> See also #18055 and #18056 for followups.

New description:

 As documented in #17548, #17956, #17920, there are several bugs in
 !IntegerListsLex which also have implications for !Partitions and
 !Compositions. This branch reimplements !IntegerListsLex.

 See also #18055 and #18056 for followups.

 TODO:
 - Forward smoothing of ceiling and floor for better detection of infinite
 parts

--

Comment:

 New commits:
 
||[http://git.sagemath.org/sage.git/commit/?id=fa3790140fc5fe801ef3c49a36afbeab98283a79
 fa37901]||{{{17979 paramter->constraint and .parent -> ._parent}}}||
 
||[http://git.sagemath.org/sage.git/commit/?id=00b01087a6afdb118d68d87b9264f021432b8f59
 00b0108]||{{{17979: extracted a separate class to handle envelopes}}}||
 
||[http://git.sagemath.org/sage.git/commit/?id=1d5ab6bfb820219c7929fad164079cf6f5b12ed3
 1d5ab6b]||{{{17917: proofread discussion about finiteness}}}||
 
||[http://git.sagemath.org/sage.git/commit/?id=4b2f96bf0a032c069ec0240af8e8938926a9990c
 4b2f96b]||{{{17979: added documentation about the different states for the
 iteration}}}||
 
||[http://git.sagemath.org/sage.git/commit/?id=919076ab795d220f716c1ed0ffc05a8eaef8acd6
 919076a]||{{{17979: added missing docstring to Envelope.__init__}}}||
 
||[http://git.sagemath.org/sage.git/commit/?id=a14ed209e342f8e942393ec554a27530dfc3ee34
 a14ed20]||{{{17979 doc clean up}}}||
 
||[http://git.sagemath.org/sage.git/commit/?id=4b923e15fddaac5751595717e91bb154b493c638
 4b923e1]||{{{Merge branch 'public/ticket/17979' of trac.sagemath.org:sage
 into combinat/integer_lists_lex}}}||
 
||[http://git.sagemath.org/sage.git/commit/?id=a939fd59bfcf043bce3c9a61ae072337961873da
 a939fd5]||{{{17979: fixed typos in the documentation}}}||

--
Ticket URL: <http://trac.sagemath.org/ticket/17979#comment:285>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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