#18567: LatticePoset: add maximal_sublattices_iterator()
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       Reporter:  jmantysalo         |        Owner:
           Type:  enhancement        |       Status:  new
       Priority:  major              |    Milestone:  sage-wishlist
      Component:  combinatorics      |   Resolution:
       Keywords:                     |    Merged in:
        Authors:                     |    Reviewers:
Report Upstream:  N/A                |  Work issues:
         Branch:                     |       Commit:
  u/jmantysalo/latticeposet__add_maximal_sublattices_iterator__|  
4b47df9119878d94e5bee124765ff09bf2eb015a
   Dependencies:                     |     Stopgaps:
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Changes (by jmantysalo):

 * commit:   => 4b47df9119878d94e5bee124765ff09bf2eb015a


Comment:

 There is now some code that at least seems to work. This is quite
 interesting optimization problem. Can this be made to real
 `maximal_sublattices_iterator()` instead of `maximal_sublattices()` (that
 internally generates some non-maximal sublattices and then discards them).

 I tried googling some time, but find no algorithm for this. This is
 somewhat ad hoc solution.
 ----
 New commits:
 
||[http://git.sagemath.org/sage.git/commit/?id=4b47df9119878d94e5bee124765ff09bf2eb015a
 4b47df9]||{{{Added a function.}}}||

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Ticket URL: <http://trac.sagemath.org/ticket/18567#comment:2>
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