Changes between Version 1 and Version 2 of Ticket #23891


Ignore:
Timestamp:
12/11/17 01:32:35 (5 years ago)
Author:
tscrim
Comment:

I also took the opportunity to remove the deprecation of from_zero=True default from #20555.


New commits:

370ae92Add index_set to descents and removed deprecated from_zero=True default.

Legend:

Unmodified
Added
Removed
Modified
  • Ticket #23891

    • Property Status changed from new to needs_review
    • Property Authors changed from to Travis Scrimshaw
    • Property Cc sage-combinat darij added
    • Property Summary changed from weak_covers is a method of Permutations(n), but does not work to Permutation.descents does not take an index_set argument
    • Property Branch changed from to public/combinat/permutation_descents_index_set-23891
    • Property Milestone changed from sage-8.1 to sage-8.2
    • Property Commit changed from to 370ae9220bc843dc2c1d161ee94be5199ff5c6e2
  • Ticket #23891 – Description

    v1 v2  
     1This is a requirement now that `Permutations(n)` are in the category of Coxeter groups.
     2
     3This was originally noticed by:
    14{{{
    25sage: Permutations(4)([1,4,3,2]).weak_covers()