#15745: The unit ideal is not prime or primary
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Reporter: cremona | Owner:
Type: defect | Status: needs_review
Priority: major | Milestone: sage-6.1
Component: algebra | Resolution:
Keywords: unit prime | Merged in:
primary ideal | Reviewers:
Authors: Peter Bruin | Work issues:
Report Upstream: N/A | Commit:
Branch: | 295c7fd72cc777f3d5c2b2b25b2895c5c67e6170
u/pbruin/15745-primary_decomposition_unit_ideal| Stopgaps:
Dependencies: |
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Changes (by {'newvalue': u'Peter Bruin', 'oldvalue': ''}):
* status: new => needs_review
* commit: => 295c7fd72cc777f3d5c2b2b25b2895c5c67e6170
* branch: => u/pbruin/15745-primary_decomposition_unit_ideal
* author: => Peter Bruin
Comment:
In this branch:
- return empty primary decomposition for the unit ideal
- fix a different bug uncovered by the above fix (comparison of ideals was
wrong in some cases when using different term orders)
- improve documentation of `[complete_]primary_decomposition()`
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Ticket URL: <http://trac.sagemath.org/ticket/15745#comment:1>
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