Changes between Version 7 and Version 14 of Ticket #10534


Ignore:
Timestamp:
04/29/12 19:35:16 (6 years ago)
Author:
vdelecroix
Comment:

Nathan, you should be more explicit when asking for more info...

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  • Ticket #10534

    • Property Status changed from needs_work to needs_info
    • Property Authors changed from vdelecroix to Vincent Delecroix
    • Property Reviewers changed from to Florent Hivert
  • Ticket #10534 – Description

    v7 v14  
    1 This ticket stands for a faster method of exhaustive generation of
     1This ticket stands for a faster method of exhaustive generation of combinatorial object that may be found in sage.combinat.* and more precisely
    22
    3  * subwords
    4  * subsets
    5  * set partitions (ordered and non orderered)
     3 * subwords (sage.combinat.subword)
     4 * subsets (sage.combinat.subset)
     5 * set partitions (sage.combinat.set_partitions and sage.combinat.set_partition_ordered)
     6
     7Most of the time, the improvment just consists in calling the python library itertools. For other, it consists in creating a lower level Python iterator which does not use the heavy mechanism of Parent/Element (which is not intended for the frontend user).
    68
    79Moreover, the patch provides