#8215 closed defect (fixed)
The empty word is a factor of a word
Reported by: | slabbe | Owned by: | slabbe |
---|---|---|---|
Priority: | major | Milestone: | sage-4.3.3 |
Component: | combinatorics | Keywords: | empty word |
Cc: | sage-combinat, abmasse | Merged in: | sage-4.3.3.alpha0 |
Authors: | Sébastien Labbé | Reviewers: | Alexandre Blondin Massé |
Report Upstream: | N/A | Work issues: | |
Branch: | Commit: | ||
Dependencies: | Stopgaps: |
Description (last modified by )
The following results should be True.
sage: Word().is_factor(Word()) False sage: Word().is_factor(Word('abad')) False sage: Word().is_factor(Word([0,1,2])) False sage: Word('').is_factor(Word('abad')) False sage: Word([]).is_factor(Word([0,1,2])) False
Attachments (1)
Change History (7)
Changed 12 years ago by
comment:1 Changed 12 years ago by
- Description modified (diff)
- Status changed from new to needs_review
comment:2 Changed 12 years ago by
- Reviewers set to Alexandre Blondin Massé
- Status changed from needs_review to positive_review
comment:3 Changed 12 years ago by
- Merged in set to sage-4.3.3.alpha0
- Owner changed from slabbe to mpatel
comment:5 Changed 12 years ago by
- Resolution set to fixed
- Status changed from positive_review to closed
comment:6 Changed 6 years ago by
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Tested on sage 4.3.1. Doc builds fine, all tests passed and it fixes the bug. Not much more to say... Positive review !